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‎"STARK, J. (JOHANNES). - DISCOVERING THE ""STARK-EFFECT""‎

‎Beobachtungen über den Effekt des elektrischen Feldes auf Spektrallinien. I-VI. (I. Quereffekt. II. Längseffekt (together with G. Wendt). III. Abhängigkeit von der Feldstärke (together with H. Kirschbaum). IV.Linienarten, Verbreitung (together with H....‎

‎Leipzig, Johann Ambrosius Barth, 1914 u. 1915. No wrappers. In: ""Annalen der Physik. Vierte Folge. Hrsg. von W. Wien und M. Planck."", Bd. 43., No 7,1914. Pp. 965-1116 a. 4 plates (entire issue offered) and. Bd. 48, No. 18. Pp. 145-272 a. 2 plates (entire issue offered).The blocks are punched in inner margins after cords. Stark's papers I-IV: pp. 965-1047 (Bd. 43) and V-VI: pp. 193-235 (Bd. 48). Both issues clean and fine.‎

‎First appearance of these 5 important papers in which Stark describes his researches on the effects of the electrical field on the spectral lines of hydrogen, thus discovering the splitting of the spectral lines, THE STARK-EFFECT. This effect was incorporated into quantum mexhanics by Paul Epstein in 1916, and it was shown to be consistent with wave mechanics by Schrödinger in 1926. In 1919 Stark was awarded the Nobel Prize for physics for his discovery of the Doppler effect in canal rays and of the splitting of spectral lines inan electric field (the papers offered). ""At the beginning of July 1913, several months before Stark’s discovery, Niels Bohr published his concept of a quantum-mechanical model of the atom. This provided, in principle, the possibility of understanding the reason for the Stark effect, which the classical theory was powerless to explain. Stark therefore had an opportunity to be doubly gratified, having also been one of the first, after Max Planck and Einstein, to stress the “fundamental significance” of Planck’s elementary law (since 1907). which he had championed in many polemical discussions. Yet, almost incomprehensibly, Stark denied himself the satisfaction of seeing his own experiments confirm a theory for which he had helped prepare the way conceptually, even if he had not directly participated in its creation. Apparently he always had to oppose the accepted point of view. Thus, as Bohr’s theory continued to gain adherents in 1914-1916."" (DSB)‎

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‎LANGEVIN, P. (PAUL). - THE DOCTORAL DISSERTATION.‎

‎L'Ionisation des Gaz. (Chapter titles: I. L'Ionisation par les Rayons de Röntgen. II. L'Ionisation par les Rayons cathodiques.III. Recombination et Mobilités des Ions dans les Gaz" La Recombinaison des Ions).‎

‎Paris, Masson et Cie, 1903. 8vo. Bound with original printed yellow wrappers in contemp. hcalf, raised bands, gilt spine. Light wear along edges. Small stamps on verso of titlepage, on printed frontwrappers and on foot of p. 576. In ""Annales de Chimie et de Physique"", 7me Series - Tome XXVIII. (Entire volume offered). 576 pp., textillustrations. Langevin's paper: pp. 289-384 (Chapitre I-II) and pp. 433-530 (Chapitre III). Internally clean and fine.‎

‎First printing of Langevin's doctoral dissertation on X-rays and on the ionization of gases.Einstein wrote about Langevin : ""Langevin’s scientific thought displayed an extraordinary clarity and vivacity combined with a quick and sure intuition for the essential point. Because of those qualities, his courses exerted a decisive influence on more than a generation of French theoretical physicists..... It seems to me certain that he would have developed the special theory of relativity if that had not been done elsewhere, for he had clearly recognized its essential points.""‎

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‎"POISSON, (SIMÉON-DENIS). - THE MATHEMATICAL ANALYSIS OF HEAT - POISSON'S ISENTROPE.‎

‎Sur la Chaleur des Gaz et des vapeurs.‎

‎(Paris, Crochard, 1823). 8vo. Without wrappers. In 'Annales de Chimie et de Physique', Series 2 - Volume 23, Cahier 4. With halftitle to vol. 23. Pp. 337-444 (entire issue offered). Poisson's paper: pp. 337-352.‎

‎First appearance of Poisson's importent paper on the mathematical treatment of ""specific heats"".""In ""Sur la chaleur des gaz et des vapeurs,"" published in August 1823 in Annales de chimie et de physique, Poisson developed ideas published four months before by Laplace in Book XII of Mécanique céleste. Poisson introduced all the precautions needed to render the confused notion of quantity of heat susceptible to mathematical analysis. He called quantity of heat the magnitude that characterizes the transition of a given mass of gas from an arbitrary initial state of temperature and pressure to another state. This definition makes more abstract the quantitative aspect that naturally follows from the concept of heat as a caloric fluid. Poisson could thus deal comfortably with this magnitude, since for him it is simply a function q of p, p, and ø (pressure, density, and temperature). The equation of state p= ap(1+aø) was already classic, and the growing acceptance of the notions of specific heats, at constant pressure and constant volume, allowed him to write the simple partial differential equation of which should be the integral. He also showed that independently of any additional hypothesis, and whatever the arbitray function used in the integration, the adiabatic transformations (the term did not yet exist) correspond to the formulas p · py = constant and (?+266.67)·p1y= constant, y being the ratio of the specific heats, assumed constant.""(DSB).‎

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‎"POISSON, (SIMÉON-DENIS). - CO-FOUNDING THE ""MATHEMATICAL THEORY OF ELASTICITY"".‎

‎Mémoire sur l'Équilibre et le Mouvement des Corps élastiques. (Lu à l'Academie des Sciences, le 14 avril 1828).‎

‎(Paris, Crochard, 1828). 8vo. Without wrappers. In 'Annales de Chimie et de Physique', Series 2 - Volume 37, Cahier 4. Pp. 337-444 (entire issue offered). Poisson's paper:pp. 337-355.‎

‎First appearance of one of the founding papers in ""The mathematical Theory of Elasticity"" and Poisson's first on the subject. ""The theory of elasticity based on the idea of a molecular structure attracted Poisson's interest, and he did much to lay the foundations of that science.""(Timoshenko p. 111 ff.).""In the preface to the long ""Mémoire sur I’équilibre et le movement des corps élastiques"" (14 April 1828), the hints yield to explicit declaration. In applying mathematics to physics, Poisson stated, it was necessary at first to employ abstraction and ""in this regard, Lagrange has gone as far as possible in replacing physical ties by equations between coordinates."" Now, however, ""along with this admirable conception,"" it is necessary to ""construct physical mechanics, the principle of which is to reduce everything to molecular actions."" In other words, the death of Laplace the previous year enabled Poisson to move boldly ahead with his long range plans and to present himself as Laplace’s successor.""(DSB)The issue offered contains notable papers by Berzelius, Gay-Lussac and others.‎

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‎"WÖHLER, FRIEDRICH. - THE BEGINNING OF ORGANIC CHEMISTRY.‎

‎Sur la Formation artificielle de l'Urée.‎

‎(Paris, Crochard, 1828). 8vo. Without wrappers. Extract from 'Annales de Chimie et de Physique', Series 2 - Volume 37. Pp. 330-334.‎

‎First appearance in French of this milestone paper, marking the beginnings of organic chemistry, in which Wöhler describes how he managed to synthezise urea from cyanate of ammonia. The French version here is translated from the German paper ""Ueber künstliche Bildung des Harnstoffs."", which was issued the same year (1828). This broke down the old distinction between organic and inorganic substances. ""This was the first synthesis of an organic compound, and this accomplishment is generally regarded as the beginning of organic chemistry.""(Sparrow ""Milestones of Science"", p.37). The discovery destroyed the vitalistic theory which held that organic compounds could be produced only by living organisms, and led eventually to the brilliant results that have been achieved in attempts to synthesize other organic compounds.Dibner: Heralds of Science, no. 45. - Sparrow: Milestones of Science, no. 197. - Garrison & Morton, no. 671. See also DSB XIV p.475.‎

Bookseller reference : 44898

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‎"DUMAS, JEAN BAPTISTE-ANDRE & J.S. STAS. - THE ATOMIC WEIGHT OF CARBON ESTABLISHED.‎

‎Recherches sur la véritable poids atomiques du carbone. (Lu à l'Academie des Sciences, le 21 décembre 1840).‎

‎Paris, Fortin, Masson et Cie, 1841. 8vo. Contemp. hcalf, raised bands, gilt spine. Light wear along edges. Small stamps on verso of titlepage. In: ""Annales de Chimie et de Physique"", 3e Series - Tome 1. 512 pp. a. 3 folded engraved plates (showing experimental apparatus).Small stamp to verso of plates. (The entire volume offered). Dumas & Stas' paper: pp. 1-59. Clean and fine.‎

‎First appearance in full of this paper, stating the correct weight of the carbon atom, which had profound influence on the development of organic chemistry. The first announcement (in extrait) came out in Comptes rendus, Tome Xi, 1840.""From 1840 onward he carried out an important revision of the atomic weights of thirty elements. His most valuable contribution in this field was his very precise determination of the atomic weight of carbon (jointly with his pupil Stas) in 1840.2 A previously accepted weight, determined by Berzelius as C = 12.20 (O = 16), was shown to be incorrect. Dumas proved that C = 12±.002 (O = 16) or C = 75 (O = 100). The analysis was made by burning diamond and artificial and natural graphite in oxygen"" the carbon dioxide formed was weighed in potash solution. The results were in close agreement. The ""new"" weight of carbon had a great effect on the progress of organic chemistry.""(DSB).The volume contains further notable papers by Gerhardt et Cahours ""Recherches chimiques sur les huiles essentitielles"", pp. 60-110, by Laurent, Boussingault, Regnault, Dulong, Melloni et al.‎

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‎"DAGUERRE, LOUIS J.M. - (ARAGO, FRANCOIS). - THE FIRST DESCRIPTION OF THE PRODUCTION OF DAGUERREOTYPES.‎

‎Le Daguerréotype.(Analyse de la communication faite à l'Academie par M. Arago).‎

‎Paris, Crochard et Comp., 1839. Orig. printed yellow wrappers (no backstrip). In 'Annales de Chimie et de Physique', 2e series, Volume 71, Juillet- issue, pp. 225-352 (entire July-issue offered with orig. wrappers and titlepage to vol. 71). Arago's paper: pp. 313-340.‎

‎First printing of probably the first (the Juillet issue of Annales) official announcement of Daguerre's invention of the photographic process. The paper offered here preceeded the official report in Comptes Rendues which was published at the end of 1839 (in the July-December issue). The first report of on the discovery was presented to the Royal Academy on January 7, 1839 and delivered in full on August 19, 1839 (and printed in the July-Dec. issue of Comptes Rendues). The paper also preceeded Daguerre's own publication of 1839 ""Historique et description du daguerréotypie...""In 1839 Arago took a personal interest in announcing and popularizing the inventions of Niepce and Daguerre, who were awarded government pensions as a result of Arago’s recognition of their inventions’ potential significance.""In 1829 Daguerre went into partnership with Niepce, who had managed to produce images by the action of light some three years earlier but had failed to make the process really practical. Daguerre carried on and began to use copper plates on which silver salts were deposited. ight was made to focus upon that and an image was formed. The light portions of the image darkened the salts, while the shadowy portions left them unaffected. The unchanged salt was dissolved away by sodium thiosulfate (a process that had been suggested by John Herschel and a permanent image of sorts was left behind.""(Asimov).Together with JEAN CHARLES PELTIER ""Mémoire sur la Formation des Tables des Rapports qu'il y entre la Force d'un Courant électrique et la Déviation des aiguilles des multiplicateurs"" suivi de Recherches sur la Causes de Pertubation des couples thermo-électriques..."", pp. 225-313.‎

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‎"COULOMB, (CHARLES AUGUSTIN) - THE PRIZE-WINNING MÉMOIR CREATING THE SCIENCE OF FRICTION.‎

‎Théorie des Machines Simples, en ayant égard au Frottement de leurs Parties, et a la Roideur des Cordages. piece qui a remporté le Prix double de l'Academie des Sciences pour l'année 1781.‎

‎Paris, Moutard, Panckoucke, 1785. 4to. Extract from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome X. Withtitlepage to vol. X. Pp. 131-332 and 5 folded engraved plates. The memoir has also its own titlepage. Fine and clean. Wide-margined.‎

‎First edition of this monumentalwork by which Coulomb CREATED THE SCIENCE OF FRICTION.""1781 saw him win the Academy prize for his mémoir ""Théorie des Machines Simples,"" in which the results of his experiments on the friction of different bodies slipping on one another (dry, or coated with greasy substances) were presented.""(Timoshenko p. 48).""Coulomb’s most celebrated study, one that brought him immediate acclaim, was ""Théorie des machines simples,"" his prize-winning friction study of 1781. He investigated both static and dynamic friction of sliding surfaces and friction in bending of cords and in rolling. From examination of many physical parameters, he developed a series of two-term equations, the first term a constant and the second term varying with time, normal force, velocity, or other parameters. In agreement with Amontons’s work of 1699, Coulomb showed that in general there is an approximately linear relationship between friction and normal force"" but he extended the investigation considerably to show complex effects due to difference in load, materials, time of repose, lubrication, velocity, and other considerations. Coulomb’s work in friction remained a standard of theory and experiment for a century and a half, until the advent of molecular studies of friction in the twentieth century. To quote Kragelsky and Schedrov’s recent monograph (p. 52) on the history of friction: ""Coulomb’s contributions to the science of friction were exceptionally great. Without exaggeration, one can say that he created this science.""(DSB).Poggendorff I:487.,‎

Bookseller reference : 44907

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‎"COULOMB, (CHARLES AUGUSTIN) - THE PRIZE-WINNING PAPER ON MAGNETIC COMPASSES INTRODUCING THE TORSION BALANCE‎

‎Recherches sur la meilleure Manière de fabriquer les Aiguilles Aimantées, de les suspendre, de s'assurer quelles sont dans le véritable Méridian magnétique: enfin de rendre raison de leurs Variations diurnes régulières: Pièce qui a partae le Prix p... - [THE PRIZE-WINNING PAPER ON MAGNETIC COMPASSES INTRODUCING THE TORSION BALANCE]‎

‎Paris, Moutard, Panckoucke, 1780. 4to. Extract from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome IX. With titlepage to vol. IX. Pp. (2), (167-) 264 and 4 folded engraved plates. The memoir has also its own titlepage. Fine and clean. Wide-margined.‎

‎First printing of this monumental memoir (the invention of the TORSION BALANCE) dealing with the best way to construct a magnetic compass. The paper contains the design of a torsion suspension declination compass and the demonstration that the forces of torsion is proportional to the angle of twist. Coulomb received the prize awarded by the Academy for this paper drafted by the Academy in 1777 (he shared the prize with Van Swinden). - ""The importance of this memoir for Coulomb's career is that it CONTAINED ELEMENTS OF ALL HIS MAJOR PHYSICAL STUDIES: the quantitative study of magnetism, torsion and the torsion balance, friction and fluid resistance, and the germ of his theories of elasticity and magnetism.""(DSB).""Coulomb’s first writings on torsion were presented in his Academy prize-winning memoir of 1777, ""Recherches sur la meilleure maniere de fabriquer les aiguilles aimantées.""......... his simple, elegant solution to the problem of torsion in cylinders and his use of the torsion balance in physical applications were important to numerous physicists in succeeding years. In chapter 3, Coulomb developed the theory of torsion in thin silk and hair threads. Here he was the first to show how the torsion suspension could provide physicists with a method of accurately measuring extremely small forces. He showed that within certain angular limits, torsional oscillation consisted of simple harmonic motion. He examined the parameters relating the angle of twist to the length, diameter, and elastic properties of the torsion thread. In the range of simple harmonic oscillation Coulomb demonstrated that the force of torsion was proportional to the angle of twist. He used this principle in measuring small magnetic forces and also called attention to its use in measuring other forces, notably those of fluids in motion. Eventually he was able to measure forces of less than 9 x 10-4 dynes.""""Coulomb’s major memoirs in electricity and magnetism are his 1777 memoir on magnetic compasses, the famous series of seven electricity and magnetism memoirs read at the Academy from 1785 to 1791, and several magnetism memoirs prepared after the French Revolution. In his electrical studies Coulomb determined the quantitative force law, gave the notion of electrical mass, and studied charge leakage and the surface distribution of charge on conducting bodies. In magnetism he determined the quantitative force law, created a theory of magnetism based on molecular polarization, and introduced the idea of demagnetization (basically, that combinations of magnetic poles can ""cancel"" each other).""(DSB).Parkinson ""Breakthroughs"": 1777:P‎

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‎"LAVOISIER, ANTOINE-LAURENT ET AL. - THE SALPETRE COMMISSION.‎

‎Histoire de ce qui s'est passé relativement au Prix proposé sur la Formation du Salpêtre. (+) Recueil de Mémoires et de Pièces sur la Formation et la Fabrication du Salpêtre. (2 parts).‎

‎Paris, Moutard, 1786. 4to. Contemp. full sprinckled calf with 5 raised bands on spine. Richly gilt compartments, title-and tomelabels with gilt lettering. A small nich to leather at middle of front hinge. A small tear to rear hinge at upper compartment. ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome XI. (4),198,682 pp. Wide-margined, fine and clean.‎

‎This collective work is the French Academy's monumental treatise on the chemistry and the production of Salpetre, a topic of great importence for the war-industry in making gunpowder. The volume contains papers by Macquer, Darcy, Lavoisier, Sage, Baumé, de la Rochefoucault, Clouer and an anonymous report on experiments made in England (CAVENDISH'S) on the composition of nitric acid....papers by Cornette, Thouvenel and Thouvenel, Le Lorgna, Gavinet and Chevrand, de Beunie, Romme, Clouet and Lavoisier, de Rochefoucault etc.(Partington III, p. 467 n).""The Regie des Poudres et Salpetres had the monopoly of refining salpetre from 1775 until it was suppressed during the Revolution. Until his retirement in 1791 the leading light in it was Lavoisier, who seems to have written its publications. - In 1775 the Academy offered a prize of 4000 livres for a process for procuring an abundant supply of salpetre,the announcement being written by Lavoisier. Altogether 66 papers were received and the prize was finally awarded in 1782 to the brothers Thouvenel, who gave a full account of nitre plantations. The material was published in 1786 in one volume by the Academy. In it Lavoisier describes 'Experiences sur la décomposition du nitre par le charbon' said to have been made in 1784...""(Partington III, pp. 466 ff.).""Peu de temps après que Lavoisier eut été nommé régisseur des poudres et salpêtres, il suggéra à Turgot, alors contrôleur général des finances, l'idée de charger l'Académie des sciences de décerner un prix au meilleur mémoire sur la formation du salpêtre. 'Académie nomma une commission dont Lavoisier fut le rapporteur " c'est lui qui examina tous les mémoires présentés au concours, en fit l'analyse, et, quand l'Académie publia en 1786 un volume contenant l'histoire du prix du salpêtre et les mémoires présentés au concours, c'est encore Lavoisier qui en fut le rédacteur. Ce volume fait partie du Recueil des mémoires de mathématiques et de physique présentés à l'Académie royale des sciences par divers savants et lus dans ses assemblées (tome XI, contenant le Recueil des mémoires sur la formation et la fabrication du salpêtre, à Paris, de l'imprimerie Moutard, DCCLXXXVI). Sauf les mémoires des concurrents et un mémoire du duc de la Rochefoucault, ce volume est tout entier de la main de Lavoisier. Il est formé de deux parties la première est intitulée : Histoire de ce qui s'est passé relativement au prix proposé sur la formation du salpêtre " la seconde partie comprend les mémoires présentés au concours ainsi que des mémoires de Lavoisier et Clouet, un mémoire sans signature, mais qui appartient à Lavoisier (le manuscrit autographe a été conservé), le mémoire du duc de La Rochefoucault, et les expériences de Lavoisier sur la décomposition du nitre par le charbon.""‎

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‎"LAGRANGE, (JOSEPH LOUIS). - THE INVENTION OF THE ""VARIATION OF PARAMETERS"" THE PRIZE WINNING MEMOIR OF 1782.‎

‎Recherches sur la Theorie des Perturbations que les Comètes peuvent eprouver par L'Action des Planètes.‎

‎(Paris, Moutard, 1785). 4to. Extracted from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome X. Pp. 65-160. Wide-margined, clean and fine.‎

‎First appearance of this groundbreaking paper in which Lagrange presented his invention of the new method of solving differential equations as VARIATION OF PARAMETERS, and in which the method was completely developed for the first time. He applies the method to the determination of the orbit of a comet from three observations"" this formed the basis of subsequent recherches on the subject."" In the summer of 1779 Lagrange submitted ""Recherches sur la théorie des perturbations que les cométes peuvent éprouver par l’action des planétes"", which won the double prize of 4,000 livres. This was the last time that he participated in the competitions of the Paris Academy.""(DSB).""Lagrange, whose contributions to celestial mechanics were of the most brilliant characther, wrote his first memoir in 1766 on the perturbations of Jupiter and Saturn. In this work he developed still further the method of the variation of parameters, leaving his final equations still incorrect....their true form being that of the long period terms, as was shown by Laplace in 1784...The method of variatiobn of parameters was completely developed for the first time in 1782 by Lagrange in his prize memoir on the perturbations...(the paper offered).""‎

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‎"SWINDEN, (JAN HENDRIK) VAN. - THE PRIZE-WINNING MEMOIR ON MAGNETISM AND THE COMPASS.‎

‎Recherches sur les Aiguilles Aimantées, et sur leurs Variations régulières, qui ont portagé le Prix proposé pour L'Année 1777.‎

‎Paris, Moutard, Panckoucke, 1780. 4to. Contemp. full sprinckled calf with 5 raised bands on spine. Richly gilt compartments, title-and tomelabels with gilt lettering. ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome VIII. XXIV,624 pp., 8 engraved plates a. 52 folded tables. (Entire volume offered). Van Swinden's work: pp. 1-576, 3 folded engraved plates and 52 folded tables.‎

‎First edition of Van Swinden's large work on magnetism and the function of the compass and the variability of magnetic needles. It also explained the diurnal variation of the earth's magnetic force.In 1767 van Swinden obtained the chair of philosophy, logic, and metaphysics at Franekar University. He studied all the popular scientific topics of the period, especially magnetism, electricity, meteorolgy, and chemistry, and corresponded with many leading scientists, including Bonnet, Euler, Deluc, J. C. Wilcke, Bertholon, and Lalande. His Tentamen de magnete (1772) dealt with his mathematical theory of magnetism, and in 1777 he and Coulomb shared the gold medal of the Paris Academy of Sciences for a very detailed prize essay on magnetism, Recherches sur les aiguilles aimantées. (the essay offered).Poggendorff II, 1057‎

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‎"TINSEAU (D'AMONDANS, CHARLES de). - GENERALIZATION OF THE PYTHAGOREAN THEOREM.‎

‎Solution de quelques Problêmes relatifs à la Théorie des Surfaces courbes, & des Courbes à double courbure. (Présenté en 1774).‎

‎(Paris, Moutard, Panckoucke, 1780). 4to. Extract from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome IX. Pp. 593-624 and 2 folded engraved plates. Clean and fine.‎

‎First appearance of an importent papwer in the history of analytic geometry.""In this article Tinseau gave an interesting generalization of the Pythagorean theorem for space of three dimensions: the square of the area of a plane surface is equal to the sum of the squares of the projection of this surface upon three mutually perpendicular coordinate planes....To Tinseau it appears that the use of the word ""conoid"" in the modern sense is due.""(Boyer ""History of Analytic Geometry, p. 207).""Two of the three memoirs that constitute Tinseau’s oeuvre deal with topics in the theory of surfaces and curves of double curvature: planes tangent to a surface, contact curves of circumscribed cones or cylinders, various surfaces attached to a space curve, the determination of the osculatory plane at a point of a space curve, problems of quadrature and cubature involving ruled surfaces, the study of the properties of certain special ruled surfaces (particularly conoids), and various results in the analytic geometry of space. In these two papers the equation of the tangent plane at a point of a surface was first worked out in detail (the equation had been known since Parent), methods of descriptive geometry were used in determining the perpendicular common to two straight lines in space, and the Pythagorean theorem was generalized to space (the square of a plane area is equal to the sum of the squares of the projections of this area on mutually perpendicular planes). (DSB). Although Tinseau published very little, his papers are of great interest as additions to Monge’s earliest works. Indeed, Tinseau appears to have been Monge’s first disciple.‎

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‎"VENEL, (GABRIEL FRANCOIS). - THE ANALYSIS OF SELTZER-WATER.‎

‎Mémoire sur L'Analyse des Eaux de Selters ou de Seltz. Première - (Seconde) Partie. (2 Mai 1750).‎

‎(Paris, Imprimerie Royale, 1755). 4to. Extracts from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome II. Pp. 53-112. Clean and fine, wide-margined.‎

‎In these two memoirs Venel attempted to prove that effervescent mineral waters contain a quantity of common air in solution, thus seperating carbon dioxyde (he called it air surabondante) without knowing what it really was, thus beeing ""so close to making a discovery without actually making it..."" (Fourcroy). ""In 1750 Venel described his analysis of the effervescent mineral water of Selz, in Germany. Evaporation yielded only common salt and a little lime, and he was more interested in the effervescence, which was, he thought, caused by the escape of common air. All water contained a small amount of dissolved air, but Selzer and other effervescent waters contained superabundant air, as Venel called it. He made artificial Selzer water by adding the correct amounts of marine (hydrochloric) acid and soda to pure water, and he called the product aerated water, a term that is still in use. Stephen Hales had thought that effervescent mineral waters contained “sulphurous spirit"""" Venel’s experiments proved the absence of the gas now called sulfur dioxide, but he failed to notice that the ""superabundant air"" differed in any way from common air. It was, of course, carbon dioxide, characterized in 1754 by Joseph Black, who called it fixed air. Fourcroy later commented that no one had ever been so close to making a discovery without actually making it as was Venel.""(DSB).‎

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‎"SUE, (JEAN-JOSEPH) - THE FEMALE OTTER DESCRIBED.‎

‎Description anatomique de trois Loutres femelles.‎

‎(Paris, Imprimerie Royale, 1755). 4to. Extracts from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome II. Pp. 197-210 and 2 large folded engraved plates. Clean and fine, wide-margined.‎

‎Anatomical and physiological description of the Otter.‎

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‎"GAUSS, CARL FRIEDRICH. - THE CALCULUS OF VARIATIONS.‎

‎Principia generalia theoriae figurae fluidorum in statu aequilibrii.‎

‎(Göttingen, Dieterich, 1830). 4to. Partly uncut. Spine closed with paperlabel. In: ""Commentarii Societatis Regiae Scientiarum Gottingensis. Classes Mathematica"", Bd. VII. Pp. (39-) 88. Clean and fine.‎

‎First appearance of an importent paper in which Gauss introduced a new method in the calculus of variations and a mathematical treatment of forces of attraction.Gauss had worked on physics already before 1831, publishing ""Uber ein neues allgemeines Grundgesetz der Mechanik"" , which contained the principle of least constraint, and ""Principia generalia theoriae figurae fluidorum in statu aequilibrii"" which discussed forces of attraction. These papers were based on Gauss's potential theory, which proved of great importance in his work on physics. He later came to believe his potential theory and his method of least squares provided vital links between science and nature.""In 1830 appeared Principia generalia theoriae figurae fluidorum in statu aequilibrii, his one contribution to capillarity and an important paper in the calculus of variations, since it was the first solution of a variational problem involving double integrals, boundary conditions, and variable limits.""(DSB).Dunnington, no. 95.- The memoir was reprinted in Ostwald's Klassiker No. 135.‎

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‎"MONGE, (GASPARD). - THE NATURE OF THE ARBITRARY FUNCTION OF PARTIAL DIFFERENTIAL EQUATIONS.‎

‎Mémoire sur la Détermination des Fonctions Arbitraires qui entrent dans les intégrales des Équations aux differences partielles-‎

‎(Paris, Imprimerie Royale, 1776). 4to. Extracts from ""Mémoires de Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Année 1773. Pp. 305-327. Clean and fine.‎

‎First printing of Monge's second paper on the theory of partial differential equations.In this memoir Monge continued his investigations in ""a field of study that was to hold his interest for many years: the theory of partial differential equations. In particular he, undertook the parallel examination of certain equations of this type and of the families of corresponding surfaces. The geometric construction of a particular, solution of the equations under consideration allowed, him to determine the general nature of the arbitrary, function involved in the solutions of a partial differential equation. Moreover, this finding enabled him to take a position on a question then being disputed by d Alembert Euler and Daniel Bernoulli.""(DSB).‎

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‎"LAGRANGE, (JOSEPH LOUIS). - THE INTRODUCTION OF THE 'GRAVITATIONAL POTENTIAL' THE PRIZE-WINNING MEMOIR.‎

‎Prix D'Astronomie Physique sur L'èquation séculaire de la Lune.‎

‎(Paris, Imprimerie Royale, 1776). 4to. Extracts from ""Mémoires de Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Année 1773. Pp. 1-61. A faint dampstain to right margin of the first leaves, otherwise fine and clean.‎

‎First printing of this importent memoir as it represents THE EARLIEST INTRODUCTION OF THE IDEA OF THE POTENTIAL, the ""Gravitational Potential"". The potential of a body at any point is the sum of the mass of every element of the body when divided by its distance from the point. Lagrange showed that if the potential of a body at an external point were known, the attraction in any direction could be at once found.""For the prize of 1774, the Academy asked whether it were possible to explain the secular equation of the moon by the attraction of all the celestial bodies, or by the effect of the nonsphericity of the earth and of the moon. Lagrange, who was equal to the scope of the subject, felt very stale and at the end of August 1773 withdrew from the contest. At d’Alembert’s request Condorcet persuaded him to persevere. He was granted an extension and thanked the jury for this favor in February 1774. He took the prize with ""Sur l’équation séculaire de la lune."" (DSB).Parkinson ""Breakthroughs"", 1773 P.‎

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‎"MONGE, (GASPARD). - THE GENERAL REPRESENTATION OF DEVELOPABLE SURFACES.‎

‎Mémoire sur les Fonctions Arbitraires continues ou discontinues, qui entrent dans les Intégrales des Équations aux Différences finies. (1774) (+) Mémoire sur les Propriétés de plusieur Genres de Surfaces Courbes, particulièrement sur celles des Surfac...‎

‎(Paris, Moutard, Panckoucke, 1780). 4to. Extract from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome IX. Pp. 345-381 a. 2 folded engraved plates. And pp. 382-440 a. 3 folded engraved plates. Clean and fine.‎

‎First printing of two importent papers by Monge in differential functions and infinitesimal geometry, - in the first he discussed the nature of the arbitrary functions involved in the integrals of, finite difference equations. He also considered the, equation of vibrating strings, a topic he later investigated more fully. In the second memoir Monge returned to infinitesimal geometry. Working on the theory of developable surfaces outlined by Euler in 1772, he applied it to the problem, of shadows and penumbrae and treated several, problems concerning ruled surfaces. ""It is in this paper that he gives a general representation of developable surfaces...""(Morris Kline ""Mathematical Thoughts from Ancient to Modern Times"", p. 567).‎

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‎"ROMAS, (JACQUES) DE. - INVENTING THE ELECTRICAL KITE BEFORE FRANKLIN ?‎

‎Mémoire, ou aprés donné un moyen aisé pour élever fort haut, & à peu de frais, un corps Electrisable isolé, on rapporte des observations frappantes, qui provent que plus le corps isolé est élevé au dessus de la terre, plus le feu de l'Électricitè est ...‎

‎(Paris, Imprimerie Royale, 1755). 4to. Extract from ""Mémoires fe Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome II. Pp. 393-407. With titlepage to vol. II. Clean and fine.‎

‎Firs appearance of the paper in which De Romas describes his invention of the electrical kite.""De Romas, who independently of Franklin hit on the electrical kite, seems to have proposed an experiment much like that of Marly in 1750 or 1751. He fiercely defended his independence against Priestly's insinuation that he merely improved upon Franklin's demonstrations...In fact de Romas drew his inspiration from the Bordeaux prize question of 1749 which, in turn, derived from Nollet's speculations.""(Heilbron ""Electricity in the 17th and 18th Centuries"", p. 351).‎

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‎"GERHARDT, CHARLES. - THE FORMATION OF ORGANIC COMPOUNDS.‎

‎Recherches chimiques sur l'Hellénine. (+) Sur la Constitution des Sels organiques à Acides complexes, et leurs Rapports avec les Sels ammoniacaux. (2 Papers).‎

‎(Paris, Crochard, 1839) No wrappers. In: ""Annales de Chimie et de Physique, Par MM. Gay-Lussac et Arago."", tome 72, Cahier 2. Pp. 113-224 (the entire issue offered). Gerhardt's papers: pp. 163-183 and pp. 184-215.‎

‎First printing of two importent papers, the first paper is Gerhardt's first work, having the same subject as his doctoral theisis, 1840. The second paperis a classic study in organic chemistry in which Gerhardt breaks with the conceptions of dualism and pre-existing radicals, and sets forth his ""Theory of Residues"". ""A new aspect was given to the substitution-type theory by Gerhardt, who explained the formation of organic compounds as due to ""pairing"" or ""copulation"" of residues.""(Findlay ""A Hundred years of Chemistry"" p. 30 ff).‎

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‎"GERHARDT, CHARLES. - THE ""LADDER OF COMBUSTION"" AND ""HOMOLOGOUS SERIES"".‎

‎Considerations sur les équivalents de quelques corps simples et composés. (2 Parts). + Recherches sur la salicine.‎

‎Paris, Victor Masson et Cie, 1843. No wrappers. In: ""Annales de Chimie et de Physique, Par MM. Gay-Lussac et Arago."", 3e Series, tome 7, Fevrier- issue and tome 8 Juin-issue. Entire issues offered. Pp. 129-256 and pp. 129-256. Cerhardt's papers: pp. 129-143 a. pp. 238-245. The salicine-paper: pp. 215-229 (tome 7). With halftitlepages to vol. 7 and 8.‎

‎First appearance of Gerhardt's first papers on the new concept of ""homology"", perhaps his most notable contribution to organic chemistry.""Gerhardt’s most conspicuous contribution to the developemfent of organic chemistry was his homologous series. His earliest publications were characterized by attempts to arrange organic compounds in series of increasing complexity: his ""ladder of combustion,"" rising from water and carbon dioxide at the foot to albumin and fibrin at the summit, was analogue of the biologists’ ladder of nature, another biological analogy was to underlie the application of his homologous series when they were refined in 1843: Gerhardt presupposed a principle of plenitude in organic chemistry which dictated that hitherto undocumented members of any series must exist. In addition, the concept of homology itself was of biological origin, deriving from Cuvier. For Gerhardt, however, it did not carry that structural connotation which it had for Cuvier. On this subject Gerhardt, simply asserted: ""We call substances homologues when they exhibit the same chemical properties and when there are analogies in the relative proportions of their elements."" (DSB).‎

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‎"STAS, J.S. (JEAN-SERVAIS). - ATOMIC WEIGHTS OF THE ELEMENTS ARE INCOMMENSURABLE.‎

‎Nouvelles Recherches sur les Lois des Proportions chimiques, sur les Poids atomiques et leurs Rapports mutuels.‎

‎Paris, Victor Masson et Fils, 1866. 8vo. Contemp. hcalf, raised bands, gilt spine. Light wear along edges. Wear to top of spine. Small stamps on verso of titlepage. In ""Annales de Chimie et de Physique"", 4ieme Series - Tome IX. 528 pp., 2 folded plates. (The entire volume offered). Stas' paper: pp. 215-243. Internally clean and fine.‎

‎First French printing of Stas's importent (first) paper in which he demonstrates the incommensurability of the atomic weights, proving that atomic weights are not whole numbers or multiples of halv or a quarter of the atomic weight of hydrogen.""Stas demonstrated that the values of the atomic weights he had determined were neither multiples of unity, nor of one half, as Marignac believed, nor of one quarter, as Dumas maintained. This publication led Marignac to doubt the universality of the law of definite proportions. In three papers collectively entitled ""Nouvelles recherches sur les lois des proportions chimiques, sur les poids atomiques et leurs rapports mutuels"" (1865), Stas presented the results of an extensive series of experiments devoted to the new demonstration. By painstaking and accurate measurements he established that atomic weights were incommensurable, thereby disproving the facile conclusion that discrepancies with whole-number values were due merely to experimental errors. Prout’s hypothesis was thus discredited.""(DSB).‎

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‎"SOMMERFELD, A. - THE BOHR-SOMMERFELD MODEL OF THE ATOM.‎

‎Zur Quantentheorie der Spektrallinien. I-III. (I. Theorie der Balmerschen Serie. II. Die Feinstruktur der Wasserstoff- und der wasserstoffähnlichen Linien. III. Theorie der Röntgenspektren.‎

‎Leipzig, Johann Ambrosius Barth, 1916. Contemp. hcloth. Gilt lettering to spine. VIII,888 a. 4 plates. (entire volume offered). Sommerfelds paper: pp. 1-94 a. pp. 125-167. A stamp on verso of titlepage. Clean and fine.‎

‎First appearance of Sommerfeld's elaborated version of the fine structure of the hydrogen atom, in which he was the first to show, that relativity theory gives a quantitative account of the fine structure, and thus creating a general theory of spectral lines based on the quantum concepts.""Sommerfeld's two papers...and a more elaborate version (the paper offered)...surely deserves a lenghty chapter in the history of the old quantum theory...""Pais, Bohr p. 186 ff).""This extraordinary extension, enrichment, and precision of Bohr’s theory by Sommerfed contributed decisively to its rapid and widespread acceptance. Only five years after Bohr’s first publication Sommerfeld, recognizing that the mathematical development of this quantum-theoretical atomic model had reached a conclusion of sorts, undertook a comprehensive exposition of the field. HisAtombau and Spektallinien, of which the first edition appeared late in 1919, immediately became the bible of atomic physics and its successive editions, appearing almost annually in the early 1920’s, chronicled the progress of this field up to the eve of the introduction of quantum mechanics.""(DSB). - Parkinson ""Breakthroughs"", 1916 P.The volume contains other notable papers by Paul S. Epstein ""Zur Quantentheorie"", Stark, P. Ehrenfest ""Adiabatische Invarianten und Quantentheorie"" and A. Einstein ""Über Friedrich Kottlers Abhandlung ""Über Einsteins Áquivalenzhypothese und die Gravitation"" pp. 639-642.‎

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‎"BASEDOW, JOHANN BERNHARD. - MATHEMATICS IN THE EDUCATIONAL REFORM.‎

‎Bewiesene Grundsätze der reinen Mathematik. 2 Bde. (1. Bd. Zahlenkunst und Algebra, zur elementarischen Bibliothek. 2. bd. Geometrie und Etwas von dem Unendlichen).‎

‎Leipzig, Siegfried Lebrecht Crusius, 1774. Bound in 2 very fine contemp. full calf, raised bands, richly gilt spines. Title-and tomelabels in leather on spines with gilt lettering., gilt border on all covers. Blindtooled decorations on covers in Cambridge-style, ""mirror-binding"". Edges gilt. Stamp on foot of titlepages. (22),312"(16),296 pp. and 11 folded engraved plates. Light browning to some quires and to top of titles, otherwise fine.‎

‎Scarce first edition of the famous German educators mathematical textbook, - his suggestion to how mathematics should be taught in his educational reform. Basedow’s views were based on the writings of men such as John Amos Comenius, John Locke, and Jean-Jacques Rousseau. His practical teaching methods were more expansive in their implications for education than those of any of his immediate predecessors in the field, and by the early 19th century they had become a fundamental force in Germany’s public school systems.Basedow blev i 1753 ansat af J.H.E. Bernstorff ved Sorø Akademi som professor i moral og de skønne videnskaber. Her kom han bl.a. i forbindelse med den danske oplysningsforfatter og Sorø-professor Jens Schielderup Sneedorff, hvis værker han oversatte til tysk. Sneedorff blev selv inspirereret af Basedows pædagogiske idéer.‎

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‎"BABINET, J. (JACQUES) - BABINET'S PRINCIPLE - EXTENDING THE FINDINGS OF FRAUNHOFER.‎

‎Sur les couleurs des réseaux,‎

‎(Paris, Crochard, 1829). 8vo. Without wrappers. In 'Annales de Chimie et de Physique', Series 2 , tome 40, Cahier 2. With halftitle to vol. 40. Pp. 113-224 a. 3 folded plates. (Entire issue offered). Babinet's paper: pp. 166-176 a. 1 plate.‎

‎First appearance of the paper in which Babinet expounds his importent law, stating the formula that holds between diffraction and diffraction pattern in optics. The principle plays an important role in antenna design and Babinet’s principle is particularly interesting to consider in this case where the metasurfaces and their complements can be regarded as variations on a folded dipole antenna array and patch antenna array, respectively. Babinet was together with Fresnel one of the pioneers in the development of the new optics, the wave-theory of light.""An early proponent of the wave theory of light which had recently been perfected by Fresnel and Young, Babinet devoted much of his research to extending its applications. His first published paper on optics. ""Sur les couleurs des réseaux,"" dealt with Fraunhofer’s discovery that white light viewed through a wire grating produces a series of continuous spectra. Babinet derived the formula that relates the deviation of rays of a given color to the ratio of their wavelength divided by the sum of the diameter of the wires plus the distance between any two wires. He also showed that diffraction experiments could yield an improved measure of wavelengths and presented a table of new values.Babinet realized that the grating was only one of a number of means of producing diffraction effects, so he extended his theoretical work to include other systems. The result was a concept known today as Babinet’s principle: ""If parallel rays fall normally on a diffraction system formed from a large number of openings... the diffraction phenomena will remain identically the same if the transparent parts become opaque, and reciprocally.""(DSB).‎

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‎"WURTZ, ADOLPHE. - THE DISCOVERY OF THE AMINES IN CHEMISTRY.‎

‎Mémoire sur une Série D'Alcaloïdes homologues avec L'Ammoniaque.‎

‎Paris, Victor Masson, 1855. 8vo. Without wrappers. In 'Annales de Chimie et de Physique', Series 3 , tome 30, December-issue. With halftitle to vol. 30. Pp. 385-508 a. 1 plate. (Entire issue offered). Wurtz's paper: pp. 443-506.‎

‎First appearance of the entire memoir in which Wurtz describes his outstanding discovery of Liebig’s prediction, that there might be organic compounds analogous to ammonia and derivable from it by the replacement of hydrogen - the amines. The discovery was announced in 1849, and a small extract was printed in ""Comptes rendu"" (4 pp.). The offered paper is the memoir in full.Wurtz is most noted for his investigation of glycols and for his discovery of the amines. The latter discovery in 1849 (the paper offered) was very significant at the time, for ot suggested the possibility of a new type, the ammonia type, which helped to explain the behaviour of nitrogenous compounds. (Leicester & Klickstein ""A Source Book.."", pp. 362-63). - Parkinson ""Breakthroughs"" 1849 C.Charles Adolphe Wurtz, was born at Strasbourg 1817. For many years he was Professor of Chemistry at the Ecole de Médicine and at Sorbonne in Paris. He was known not only for his researches in organic chemistry but also for his many literary works. He was editor of a Dictionnaire de Chemie Pure et Appliquée, and after 1868 one of the editors of the Annalen der Chemie et de Physique. He died in Paris in 1884.‎

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‎DUMAS, JEAN BAPTISTE-ANDRE & J.S. STAS. - THE MAIN PAPER ON SUBSTITUTION AND THE THEORY OF TYPES.‎

‎Premier Mémoire sur les Types Chimiques Par M. J. Dumas. (+) Second Mémoire sur les Types Chimiques" par MM. J. Dumas et J.-S. Stas.‎

‎(Paris, Fortin, Masson et Cie, 1840). 8vo. Without wrappers. Extracted from 'Annales de Chimie et de Physique', 2e Series, tome 73. Pp. 73-103 (incl. Note de Liebig pp. 100-103) and pp. 113-166. Some scattered brownspots.‎

‎This paper, which was published at the same year in ""Comptes Rendues"" (3 Fevrier), is the most importent on the theory of structural types and the nomenclature of organic compounds, refuting the electrochemical theory of Berzelius. ""The development of this idea (type organique) into what is sometimes called the ""Older Type Theory"", as distinguished from Gerhardt's Type heory, is contained in Dumas' importent memoir on the substitution and the theory of types, presented on 3 febriary 1840.""(Partington IV, p. 365). In the second paper Stas and Dumas record the first use of 'potash-lime', the precursor of soda-lime, an invaluable reagent in organic chemistry.""Jean Baptiste Dumas advances a theory that the chemical properties of an organic compound are determined by its structure and not, as seems to be the case with inorganic compounds, by its electrical properties. he illustrates the concept with the example that the basic qualitative properties of acetic acid are retained even after replacing three fourths of the hydrogen by chlorine. As a consequence, he calls for a revision of chemical nomenclature for organic compounds, basing terms on common features, not on elemental composition.""(Parkinson ""Breakthroughs"" 1840 C).‎

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‎"HELMHOLTZ, HERMANN von. - FURTHER PROOF OF THE ""CONSERVATION OF ENERGY-PRINCIPLE""‎

‎Ueber galvanische Ströme, verursacht durch Concentrationsunterschiede"" Folgerungen aus der mechanischen Wärmetheorie. (On galvanic Currents caused by Differences in Concentration: Deductions from the Mechanical Theory of Heat).‎

‎Leipzig, Johann Ambrosius Barth, 1878. Without wrappers as issued in ""Annalen der Physik und Chemie. Hrsg. von G. Wiedemann."", Neue Folge Bd. 3, 2. Heft. Pp. 161-320 a. 1 folded plate. (entire issue offered). Helmholtz' paper: pp. 201-216. With titlepage to volume 3.‎

‎First apperance - in full - of this importent paper in which for the first time the 2 laws of thermodynamics were applied to electrical phenomena. Parts of the paper were published already in 1877.""In 1877 Helmholtz attempted to predict theoretically the electromotive force of a galvanic cell for different concentrations of a salt solution. Under certain conditions the cell can be treated as a reversible cycle and the laws of Carnot and Clapeyron applied to it. The theory was in substantial agreement with experimental data by James Moser.""(DSB). - The Moser-paper confirming Helmholtz theory is printed here on pp. 216-219, taken from Monatsberichte der Berl. Akad., 1877.""In his work 'On Galvanic Currents', Helmholtz was the first to apply the two laws of thermodynamics to electricity. In order to keep up a current of electricity through any conductor it is necessary to expend a certain amount of chemical or mechanical work"" the supply of positive electricity in the positive end of the conductor must be perpetually renewed, in order to oppose the repulsive force of the positive electricity there accumulated, and the same holds for the negative electricity at the negative end.""(Koenigsberger ""Hermann von helmholtz"", pp. 309-12).‎

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‎"POISEUILLE, (JEAN LÉONARD MARIE). - THE ""POISEUILLE-LAW"" GENERALIZED.‎

‎Recherches expérimentales sur la mouvement des liquides de nature différente dans les tubes de très-petits diamètres.‎

‎Paris, Victor Masson, 1847. Contemp. hcalf, raised bands, gilt spine. Light wear along edges.Three small stamps on verso of titlepage. In ""Annales de Chimie et de Physique"", 3ieme Series, tome 21. 512 pp. a. 6 plates. (Entire volume offered). Poiseuille's paper: pp. 76-110. 3 small stamps on verso of titlepage. A small stamp on verso of plates.‎

‎First printing of the paper in which - after being persuated by a committee lead by Arago to make further experiments - Poiseuille generalized the law named after him, first announced in 1840. He studied experimentally the flow of different liquids through capillary tubes, and found the law named after him, that relates the flow to the pressure, the diameter and the lenght of the tube and to the viscosity of the liquid. Poiseuille's investigations are fundamental in blood viscosimetry. ""Poiseuille's work represents a major advance in blood pressure measurements""(Gedeon p. 189).""Poiseuille’s paper (the 1840-paper) was reviewed by a committee consisting of Arago, Piobert, and Regnault. They persuaded him to make further experiments with ether and mercury, and these investigations were published in 1847 (the paper offered). He found that ether yielded the same law as distilled water, whereas mercury obeyed a different law. In 1870 Emil Gabriel Warburg found that mercury obeys the Poiseuille law, except for certain anomalies caused by amalgamation in metal tubes.""(DSB). The paper was also printed at the same time in ""Comptes Rendues"".The volume contains other notable papers by August Laurent, Matteucci, Bravais, Senarmont ""Mémoire sur la Conductibilité des Substances cristallisées pour la Chaleur"", pp. 457-470.‎

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‎"PETIT-VANDIN, M. DU. - HOW TO MAXIMIZE THE ENRGY EFFECT OF WATER-MILLS.‎

‎Mémoire sur L'Hydraulique.‎

‎(Paris, L'Imprimerie Royale, 1750). 4to. Extract from ""Mémoires de Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome I. Pp. 261-282 and 2 engraved plates. A small tear to lower margin of first leaf, no loss.‎

‎First printing of an importent memoir in hydraulics in which Petit-Vandin demonstrated that - contrary to the long held belief that float-boards on water-mills ought to be so proportioned, that when one of them was in vertical position, or at the middle of its immersion, the next one should be just entering the water - the more float-boards such a wheel has, the greater and more uniform will be the effects.‎

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‎"BONNET, (CHARLES). - FIRST SCIENTIFIC DESCRIPTION OF THE TAPEWORM.‎

‎Dissertation sur le Ver nommé en Latin Tænia, & en francois Solitaire, où après avoir parlé d'un nouveau secret pour l'expulser des intestins dans lesquels il est logé, qui a eu d'heureux succès, l'on donne quelques observations sur cet Insecte. P...‎

‎Paris, L'Imprimerie Royale, 1750. 4to. Extract from ""Mémoires de Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome I. Pp. 478-529 pp. and 2 engraved plats. With titlepage to Volume I. A small wormhole to inner margin.‎

‎First appearance of this classic study of the tapeworm (Taenia), being the first accurate description of the Proglottids.""In 1741 he began to study reproduction by fusion and the regeneration of lost parts in the freshwater hydra and other animals. The following year he discovered that the respiration of caterpillars and butterflies is performed by pores, to which the name of stigmata has since been given. He also studied tapeworms. These investigations earned him a membership of the Royal Society of London in 1743, the same year he became a doctor of laws.""""Bonnet is considered one of the fathers of modern biology. He is distinguished for both his experimental research and his philosophy, which exerted a profound influence upon the naturalists of the eighteenth and nineteenth centuries. "" (D.S.B. II: 286).With: M. Geer ""Observation sur la propriété singulière qu'ont les grandes Chenilles á quatorze jambes & à double queue, du Saule, de seringuer de la liqueur"". Pp. 530-638 a. 1 engraved plate.‎

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‎"FOUCAULT, (JEAN BERNARD LEON) - THE FOUCAULT PENDULUM FIRST GERMAN EDITION.‎

‎Physikalischer Beweis von der Axendrehung der Erde mittelst des Pendels. (Compt. rend. T. XXXII p. 135).‎

‎Leipzig, Johann Ambrosius Barth, 1851 Without wrappers as issued in ""Annalen der Physik und Chemie. Hrsg. von J.C. Poggendorff"", 82. Bd., 3. issue (""Heft"" No 3, 1851). Entire issue offered. Pp. 337-464. Foucault's paper: pp. 458-462. With titlepage to volume 82.‎

‎First German edition of the famous paper in which Foucault presented his discovery of the proof of the rotation of the earth by the large pendulum, called FOUCAULT'S PENDULUM. It was presented by Arago at the meeting of the Acadey of Scieces on February 3, 1851.Since Léon Foucault’s public demonstration of his pendulum experiment, it has played a prominent role in physics, physics education, and the history of science. The Foucault pendulum is a long pendulum suspended high above the ground and carefully set into planar motion. The phenomenon described by Foucault1 concerns the orientation of the plane of oscillation of the pendulum. ""The experiment (with the pendulum) caused great exitement at the time. Heracleides had first suggested twenty-two centuries before that the earth was rotating and Copernicus had renewed the suggestion three centuries before. Since the time of Galileo two and a half centuries before, the world of scholarship had not doubted the matter. Nevertheless, all evidence as to that rotation had been indirect, and not until Foucault's experiment could the earth's rotation actually be said to have been demonstrated rather that deduced."" (DSB).Parkinson ""Breakthroughs"" 1851 E.‎

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‎"CLAUSIUS, R. (RUDOLF) - ANNOUNCING THE ""TEOREM OF EQUIVALENCE""‎

‎Ueber die Anwendung des Satzes von der Aequivalenz der Verwandlungen auf die innere Arbeit. (Vorgelen in der Züricher naturforschenden Gesellschaft am 27. Januar 1862).‎

‎Leipzig, Johann Ambrosius Barth, 1862. Without wrappers. In ""Annalen der Physik und Chemie. Hrsg. von J.C. Poggendorff"", Bd. 116, No. 5. Pp. 1-192 a. 1 folded lithographed plate. (Entire issue offered). Clausius' paper: pp. 73-112. With titlepage to volume 116.‎

‎First appearance of the paper in which Clausius makes importent contributions to the generalization and understanding of the Second Law of Thermodynamics by introducing the concept of disgregation and proving the equivalence of the transformation of heat.""Clausius began that search for understanding in 1862 by introducing the concept of disgregation, a concept that, he said, was based on an idea he had long held: that the force of heat for performing mechanical work (both internal and external together) was proportional to the absolute temperature.13 Clausius had never stated this idea explicitly before, although he had argued in 1853, by adopting an analogy between a reversible steam engine and a thermocouple, that the potential difference at a thermocouple junction should be proportional to the absolute temperature. In any event, he now wished to assert that the work which can be done by heat in any change of the arrangement of a body is proportional to the absolute temperature multiplied by a function of molecular arrangement, the disgregation Z. Given this assumption and his postulate that the heat in a body H was only a function of temperature, he was able (1) to prove his theorem of the equivalence of transformations and (2) to separate the equivalence function (entropy) into a temperature-dependent term and a configurational-dependent term...""(DSB).The issue contains other notable papers, Plücker ""Ueber recurrente Ströme und ihre Anwendung zur Darstellung von Gasspectra"", pp. 27-54, Tyndall ""Ueber Strahlung und Absorption der Wärme durch gasförmige Materie"", pp. 1-27.‎

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‎"CLAUSIUS, R. (RUDOLF). - THE SECOND LAW OF THERMODYNAMICS.‎

‎Ueber einen Grundsatz der mechanischen Wärmetheorie. (The mechanical theory of heat). (Vorgetragen am 25. August 1863 in der zu Samaden abgehaltenes Versammlung der schweizerischen naturforschenden Gesellscahft).‎

‎Leipzig, Johann Ambrosius Barth, 1863. Without wrappers. In ""Annalen der Physik und Chemie. Hrsg. von J.C. Poggendorff"", Bd. 120, No.11. Pp. 337-512 a. 2 plates. (Entire issue offered). Clausius' paper: pp. 426-452. With titlepage to volume 120.‎

‎First appearance of one of Clausius' importent papers in which he gives further proofs of the Second Law of thermodynamics.""Clausius discovered that if he took the ratio of the heat content of a system and its absolute temperature, this ration would always increase in any process taken place in a closed system. (A closed system is one that loses no energy to the outside world and gains no energy from it.) With perfect efficiency, which is never realized in the real world, of course, the ratio would remain constant, but i would never, under any circumstances, decrease.""(Asimov).‎

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‎"CLAUSIUS, R. (RUDOLF). - THE ELECTRODYNAMIC LAW.‎

‎Ueber ein neues Grundgesetzt der Elektrodynamik. (Vorgetragen in d. Niederrhein. Gesellschaft f. Natur- und Heilkunde am 6. december 1875 und mitgetheilt vom Hrn. Vefasser).‎

‎Leipzig, Johann Ambrosius Barth, 1875. Without wrappers. In ""Annalen der Physik und Chemie. Hrsg. von J.C. Poggendorff"", Bd. 156, No 12 . Pp. 497-668 a. 1 plate. Clausius' paper: pp. 657-660. With titlepage to volume 156. A nick to inner margin of titlepage.‎

‎First appearance of Clausius first paper on electrodynamics in which he replaced Weber's Law with another that would not give an unwanted force between charge and current.""Clausius’ major effort in mathematical physics after 1875 involved his quest for an adequate electrodynamic theory. He spelled out the fundamental tenets to his approach in 1875: (Weber’s law was incorrect for the case where only one kind of electricity is assumed to move, since the equation entails that a current exert a force on a charge at rest" (2) a revision would be possible if one assumed that the electrodynamic action occurred via an intervening medium, for then electric particles that are not moving relative to each other (moving at equal velocities) could still exert forces on one another by virtue of their absolute motion in the medium" forces should not be restricted to the line joining two charges. In 1876 Clausius simplified the equation he had previously proposed by subjecting it to the condition of the conservation of energy. In doing so, however, he ignored the possibility that energy changes might occur in the intervening medium.""(DSB).‎

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‎"KIRCHHOFF, GUSTAVE ROBERT. - THE VELOCITY OF ELECTRICITY DETERMINED.‎

‎Ueber die Bewegung der Elektricität in Drähten.‎

‎Leipzig, Johann Ambrosius Barth, 1857. Without wrappers. In ""Annalen der Physik und Chemie. Hrsg. von J.C. Poggendorff"", Bd. 100, No 2 . Pp. 177-252 a. 1 plate. (Entire issue offered). Kirchhoff's paper: pp. 193-217. With titlepage to volume 100.‎

‎First printing of an importent papers on the theory of electricity in conductors, telegraph-cables etc., determining the velocity of the electrical propagation. He found that the propagation velocity of electricity to be ""very close to the velocity of light in empty space"".""The work of Thomson on signalling along cables was followed in 1857 (the paper offered) by a celebrated investigation by Kirchhoff's, on the propagation of electrical disturbance along a telegraph wire of circular cross-section. (Whittaker ""A History of the Theories of Aether and Electricity"", pp. 230 ff.).""The field was still open (the nature of the electric current) when Kirchhoff entered it in 1857 with his own general theory of the motion of electricity in conductors. His first paper, in which he treated linear conductors from the same premises as Weber, turned out to coincide in all essentials with an investigation carried out by Weber shortly before but delayed in publication. Both physicists noticed a remarkable implication of their theory: in a perfectly conducting circuit, oscillating currents could be propagated with a constant velocity, independent of the nature of the conductors, and numerically equal to the velocity of light. Both Kirchhoff and Weber, however, pointing to the extreme character of the condition of infinite conductivity, dismissed this result as a mere accidental coincidence.""(DSB)‎

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‎"CLAUSIUS, R. (RUDOLF). - RADIANT HEAT AND THE SECOND THERMODYNAMIC LAW.‎

‎Ueber die Concentration von Wärme- und Lichtstrahlen und die gränzen ihrer Wirkung. (Vorgetragen in der Züricher naturforschenden Gesellschaft am 22. Juni 1863).‎

‎Leipzig, Johann Ambrosius Barth, 1864. Without wrappers. In ""Annalen der Physik und Chemie. Hrsg. von J.C. Poggendorff"", Bd. 121, No 1. Pp. 1-192 a. 2 plates. (Entire issue offered). Clausius' paper: pp. 1-44. With titlepage to volume 121.‎

‎First apperance of an importent paper in which Clausius shows that radiant heat is not an exception to the Second Law of Thermodynamics"" - it is and answer to some suggested counter-entropic processes.""In 1864 he answered it in a long and detailled paper in which he made use of Kirchhoff's recent work on heat or blackbody radiation. Clausius' conclusion was unambiguous: radiant heat was no exception to the second law and it could not provide a means for escaping the heat death.""(Helge Kragh ""Matter and Spirit in the universe.."", p. 48.‎

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‎"LAURENT, AUGUSTE. - INTRODUCING THE ""NUCLEUS THEORY"" IN CHEMISTRY.‎

‎Recherches diverses de Chimie organique. (+) Suite des Recherches diverses de Chimie organique.‎

‎Paris, Crochard, 1836. Contemp. hcloth. In: ""Annales de Chimie et de Physique, Par MM. Gay-Lussac et Arago."", 2e Series, Tome 66. 448 pp. a. 1 folded engraved plate. (Entire volume offered). Laurent's papers: pp. 136-213 a. pp. 314-335. Some scattered brownspots.‎

‎First printing of Laurent's long paper in which he tried to develope the rules of substitution into a chemical system oforganic compounds, the ""Nucleus theory"". Laurent is considered one of the most importent chemists in the 18th centuryHis first theoretical efforts were largely taxonomic in character. He then began to develop a pictorial model based on atomistic representations as considered by earlier French crystallographers. Laurent’s ""nucleus theory"" or ""theory of derived radicals""located every substance at the intersection of two kinds of transformations: substitutions, which operate on the matter inside the fundamental radical and do not affect its general chemical behavior, and external modifications, which influence various chemical functions. (DSB).""In his studies of the derivatives of naphtalene, Laurent was impressed by the fact the the fundamental properties of these compounds remained, in spite of the various substitutions which took place in them. A certain nucleus seemed to impose its properties on all its derivatives. This nucleus theory was the basis for the unitary which was specifically formulated by Gerhardt.""(Leicester & Klickstein ""A Source Book in Chemistry"", p. 345).The volume contains other notable papers by Regnault, D'Arcet, Chevreuil, Rose, Gay-Lussac and Carlo Matteucci's importent memoir ""Sur la Propagation du Courant Electriques dans les Liquides"", pp. 225-313.‎

Bookseller reference : 45079

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‎"BOSCOVICH (BOSCOVIC), ROGER JOSEPH (RUDJER J.). - GEOMETRICAL OPTICS AND THE RAINBOW.‎

‎Extrait d'une Lettre du P. Boscovich, Jésuite, Correspondant de l'Academie, écrite à M. de Mairan.‎

‎(Paris, Imprimerie Royale, 1760). 4to. Extract from ""Mémoires de Mathematique et de Physique, Présentés à l'Academie des Sciences par divers Savans"", Tome III. Pp. 321-325. A faint dampstain to inner margins.‎

‎First apperance of Boskovic's paper in which he explains how light is refracted and reflected in droplets of water, creating the coloured rainbow - he discusses the sphericity in connection with both refraction and reflexion of light and he comments on Newton's optics.‎

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‎"RUTHERFORD, E. (ERNEST). - THE SATURNIAN MODEL OF THE ATOM.‎

‎Zur Kenntnis der Atomenergie, eine Beziehung zwischen kinetischer Theorie und Radioaktivität.‎

‎(Leipzig, S. Hirzel), 1904. Without wrappers. In: ""Jahrbuch der Radioaktivität und Elektronik"", 1. Bd., heft 2. Pp. 103-214 (entire issue offered). Rutherford's paper: pp. 103-127‎

‎First appearance of the paper in which Rutherford set forth his early - before 1911-model - model of the atom, the so-calles Saturnian Model. Rutherford pictured here the radioactive atom as a giant whirligig of electrons and alpha-particles, whose stability is somewhat disturbed, perhaps as a result uncompensated radiation losses, precipitating the expulsion of some of its constituents with the tremendous speeds they possessed befiore the explosion.‎

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‎"THE VOLTAIC PILE INVESTIGATED. - FOUNDATION OF ELECTROCHEMISTRY.‎

‎Collection of 10 papers relatiing to Volta's construction of the Voltaic Pile and its chemical and physical effects.‎

‎Halle, Rengerschen Buchhandlung, 1801. Contemp. hcalf., Raised bands, gilt spine. Slightly rubbed. ""Annalen der Physik. Herausgegeben von Ludwig Wilhelm Gilbert"", Bd. 8. (8),504 pp. a. 6 folded engraved plates, showing various set ups of the pile (Böchmann, Davy, Arnim etc.). Small stamps on verso of titlepage. Some leaves with a faint dampstain in righ margins, but clean and fine.‎

‎In 1800 Volta published his famous paper ""On the Electricity excited by the mere Contact of Conducting Substances of different Kinds"" in the Philosophical Transactions. In the paper he described his famous ""Pile"", the first primary battery and the real foundation of electrochemistry. The pile completely revolutionized the theory and practice of electricity and immediately inspired a series of new electrolytic experiments, many of which is recorded here in the volume offerd.The volume contains a series of importent experiments with the pile:HUMPHREY DAVY ""Bemerkungen und Versuche über Oxydirung des Zinks...Ursach der Wirksamheit galvanischer Batterieen..."" (first German edition of three papers from Nicholson's Journal). Pp. 1-21. And ""Beobachtungen über die Gaserzeugung in den einzelnen Ketten galvanischer Batterien"", pp. 300-315 (also from Nicholson's Journal).P.L. SIMON ""Beschreibung eienr neuen galvanisch-chemischen Vorrichtung und ...merkwürd. Versuche..."", pp. 22-36.G.R. TREVIRANUS ""Ueber den Euinfluss ...Galvanismus auf die thierische Reichbarkeit."", pp. 44-68.C.W. BÖCKMANN ""Versuche und beobachtungen über die Wirkungen der galvanischen Electricität durch Volta's Säule., pp. 137-162. He here revised Volta's use of the terminal plates in the pile and showing the true form of the pile.L.A. von ARNIM ""Bemerkungen über Volta's Säule"", pp. 163-196, 257-284.ERMAN ""ueber die electroskopischen Phánomene der Voltaischen Säule"", pp. 197-215.W. GRUNER ""Einige merkwürdige Versuche mit Volta's Säule."", pp. 216-227.C.H. PFAFF ""Bemerkungen über dieselben Versuche"", pp. 228-232.EINHOF ""Versuche über die Wirksamkeit verschiedener Metalle mit Säuren in ihrer Verbindung zu Voltaischen Säule"", pp. 316-322.J.W. RITTER ""Versuche und Bemerkungen über den Galvanismus der Voltaischen Batterie. Dritter Brief"", pp. 385-473. He here proves that the poles of the pile were electrified.‎

Bookseller reference : 45107

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‎"DALTON, JOHN. - THE LAW OF PARTIAL PRESSURE, FRENCH VERSION.‎

‎Experiences et Observations sur les fluides considérés comme conducteurs. Traduites de l'anglais, par le cit. Hachette. (+) Suite des Experiences et Observations sur la faculté qu'out les fluides de conduire la chaleur. Traduction d l'Anglais, par ...‎

‎(Paris, Chez Fuchs, An Xe, 1803). In: ""Annales de Chimie, ou Recueil de Mémoires concernant la Chemie"" Tome 45, Cahier 2 a. Tome 46, Cahier 3. Pp. 113-212 (entire issue offered) and pp. 225-336 (entire issue offered). Dalton's papers: pp. 177-181 a. pp. 250-272.‎

‎First appearance in French of these importent papers. publication of which at once gave him European reputation. The first paper combated Rumford's view that the circulation of heat in fluids is by convection only. Second paper is the French translation of the first of the 5 seminal papers which appeared under the general title ""Experimental Essays on the constitution of mixed Gases"" on the Force of steam or vapor etc...""(published 1801-3). The paper expresses the generalisation that the maximum density of a vapour in contact with its liquid remains the same whether other gases be present or not and the view that the particles of every kind of elastic fluid are elastic only with regard to those of their own kind, the LAW OF PARTIAL PRESSURES. Smyth No 27 and No 29:1. - Parkinson ""Breakthroughs"" 1801 M/C.‎

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‎"AMPÈRE, ANDRÉ-MARIE. - DEMONSTRATING THE BOYLE-MARIOTTE LAW OR AMPÈRES GAS LAW.‎

‎Démonstration de la relation découverte par Mariotte, entre les volumes des gaz et les pressions qu'ils supportent à une même température. Lu a l'Institut, le 24 janvier 1814.‎

‎Paris, Crochard, 1815. Contemp. hcalf. Spine gilt. Slightly rubbed. A few scratches to binding. Wear to top of spine. Small stamps on verso of titlepage.In: ""Annales de Chimie, ou Recueil de Mémoires concernant la Chemie"" Tome 94. 336 pp. a. 1 plate (the plate in facs., not belonging to Ampere's paper). Ampere's paper: pp. Some scattered brownspots.‎

‎First appearance of Amperes second paper on molecular physics.""The noumenal aspect of chemistry fascinated Ampère. Although his derivation of Avogadro’s law came three years after Avogadro had enunciated it, the law is known today in France as the Avogadro-Ampère law. This was Ampère’s first excursion into molecular physics, and was followed almost immediately by a second. In 1815 he published a paper demonstrating the relation between Mariotte’s (Boyle’s) law and volumes and pressures of gases at the same temperature. The paper is of some interest as a pioneer effort, along with Laplac’s great papers on capillarity, in the application of Mathematical analysis to the molecular realm.""(DSB).The volume contains 3 importent papers by Jean-Baptiste Biot on polarisation of light and Berzelius ""Experiences pour déterminer les proportions définies, dans lequelles les élémens de la nature organique sont combinés"" + ""Suite..."" 1-2, pp. 5-33, pp. 170-190 a. pp. 296-232‎

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‎"BRAGG, W.H. - THE CORPUSCULAR NATURE OF X-RAYS AND GAMMA-RAYS.‎

‎The Consequences of the Corpuscular Hypothesis of the (gamma) and X-rays, and the Range of ß Rays.‎

‎(London, 1910). No wrappers. In: ""The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science"", (Sixth Series), September 1910. Pp. 385-544 a. 6 folded plates. (Entire Sept.-issue offered). Bragg's paper: pp. 385-416.‎

‎First printing of the paper in which Bragg discloses the corpuscular nature of Gamma- and X-Rays.""Considering gamma and X rays to be of the same nature, he declared the evidence in favor of the ether pulse theory to be ""overrated,"" and emphasized that theory was unable to account for the large quantity of energy and momentum that remained in the ray regardless of the distance from its source, and that could all be delivered to a single electron. During the following five years Bragg backed off somewhat from this concrete model of the gamma ray, emphasizing its ""corpuscular"" rather than its ""material"" nature. but did not abandon the general concept of an electron-with-its-charge-neutralized until after the discovery of X-ray diffraction in 1912. Thus, initially without being aware of the views of Einstein and Stark, Bragg became the first, and remained the foremost, English-language advocate of a view of X rays that stressed their ""quantal"" properties. (DSB).‎

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‎"EULER, LEONHARD. - THE OPTICAL THEORY OF COMPOUND LENSES FOR TELESCOPES AND MICROSCOPES.‎

‎Régles générales pour la Construction des telescopes et de Microscopes, de quelque nombre de Verres qu'ils soient composés. (Rules for the construction of telescopes and microscopes).‎

‎(Berlin, Haude et Spener, 1759). 4to. No wrappers, as issued in ""Mémoires de l'Academie Royale des Sciences et Belles Lettres"", Année 1757, tome XIII, pp. a. 1 engraved plate.‎

‎First printing of an importent paper in which Euler shows how to manufacture catoptrical telescopes and microscopes in accordance with general rules and founded on his own experiments. - The calculation concerning light ray aberrations, brought about due to the sphericty of the glass, is a masterpiece of analysis of the highest order and he also incorporates the mathematical theory of achromatic combination of lenses, which was first realized by Dollond in the same year, 1757.‎

Bookseller reference : 45126

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‎"FLINDERS, MATTHEW. - THE NAMING OF AUSTRALIA.‎

‎Observations upon the Marine Barometer, made during the Examination of the Coasts of New Holland and New South Wales, in the years 1801, 1802, and 1803. Read March 27, 1806. - [THE NAMING OF AUSTRALIA.]‎

‎London, W. Bulmer and Co., 1806. 4to. No wrappers as extracted from ""Philosophical Transactions"" 1806 - Part II. Pp. 239-268. Having also the titlepage to the volume (Part II, 1806). A faint bit of soiling to outer right margin of the first 2 leaves, otherwise clean and wide-margined.‎

‎First printing of this important paper relating Flinder's observations on the ship ""Investigator"" when exploring the coast of Australia. IN THE PAPER THE NAME ""AUSTRALIA"" APPEARS PROBABLY FOR THE FIRST TIME IN A SCIENTIFIC MEMOIR (p. 247).The name Australia was popularised by Matthew Flinders, who pushed for the name to be formally adopted as early as 1804. When preparing his manuscript and charts for his 1814 A Voyage to Terra Australis, he was persuaded by his patron, Sir Joseph Banks, to use the term Terra Australis as this was the name most familiar to the public. Flinders did so, but allowed himself the footnote:""Had I permitted myself any innovation on the original term, it would have been to convert it to Australia"" as being more agreeable to the ear, and an assimilation to the names of the other great portions of the earth."" In the paper offered he used the name ""Australia"" as early as 1806.""Captain Matthew Flinders RN (16 March 1774 - 19 July 1814) was one of the most successful navigators and cartographers of his age. In a career that spanned just over twenty years, he sailed with Captain William Bligh, circumnavigated Australia and encouraged the use of that name for the continent, which had previously been known as New Holland. He survived shipwreck and disaster only to be imprisoned for violating the terms of his scientific passport by changing ships and carrying prohibited papers. He identified and corrected the effect upon compass readings of iron components and equipment on board wooden ships and he wrote what may be the first work on early Australian exploration A Voyage to Terra Australis.""(Wikepedia)‎

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‎"FLINDERS, MATTHEW. - SURVEYING THE COAST OF NEW HOLLAND.‎

‎Concerning the Differences in the Magnetic Needle, on Board the Investigator, arising from an Alteration in the Direction of the Ship's Head. Read March 28, 1805.‎

‎London, W. Bulmer and Co., 1805. 4to. No wrappers as extracted from ""Philosophical Transactions"" 1805. With titlepage to Phil. Transactions Part I. Pp. 186-197. Having also the titlepage to the volume (Part II, 1805). A few scattered brownspots and very faint browning to outer margins, otherwise fine and wide-margined. A small stamp to verso of titlepage.‎

‎First printing of, probably the first work, to discover, and correct for the errors of the compass caused by the iron in ships, by the first circumnavigator of Australia.""Captain Matthew Flinders RN (16 March 1774 - 19 July 1814) was one of the most successful navigators and cartographers of his age. In a career that spanned just over twenty years, he sailed with Captain William Bligh, circumnavigated Australia and encouraged the use of that name for the continent, which had previously been known as New Holland. He survived shipwreck and disaster only to be imprisoned for violating the terms of his scientific passport by changing ships and carrying prohibited papers. He identified and corrected the effect upon compass readings of iron components and equipment on board wooden ships and he wrote what may be the first work on early Australian exploration A Voyage to Terra Australis.""(Wikepedia)‎

Bookseller reference : 45129

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Herman H. J. Lynge & Son
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‎"WOLLASTON, WILLIAM HYDE. - CYSTINE, THE FIRST AMINO ACID TO BE DISCOVERED.‎

‎On Cystic Oxide, a new species of Urinary Calculus. Read July 5, 1810.‎

‎(London, W. Bulmer and Co., 1810). 4to. No wrappers as extracted from ""Philosophical Transactions"" 1810 - Part I. Pp. 223-230. Light browning to first leaf. Wide-margined.‎

‎First appearance of this fundamental paper in the history of organic chemistry in which Wollaston announced his discovery of ""Cystine"", the very first of the amino acids, the building blocks of protein, to be discovered.Wollaston ""in 1812 (correct 1810) identified a new and rare type of stone, which he called ""cystic oxide"" since it occurred in the bladder. This was later renamed cystine, the first of the amino acids to be discovered. Fourcroy and Vauquelin reported similar investigations, but unaccountably gave no recognition to Wollaston. This led Alexander Marcet, a physician, to set matters right in a popular work dedicated to Wollaston.""(DSB XIV, p. 492).Garrison & Morton: 668.1.‎

Bookseller reference : 45130

Livre Rare Book

Herman H. J. Lynge & Son
Copenhagen Denmark Dinamarca Dinamarca Danemark
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‎"RUMFORD, BENJAMIN COUNT (BENJAMIN THOMPSON). - THE MECHANICAL EQUIVALENT OF HEAT.‎

‎An Enquiry concerning the Nature of Heat, and the Mode of its Communication. Read february 2, 1804.‎

‎(London, W. Bulmer and Co., 1804). 4to. No wrappers as extracted from ""Philosophical Transactions"" 1804 - Part I. Pp. 77-182 and 2 engraved plates (showing his experimental apparatus). First and last leaves with some faint browning and brownspots. The plates with some browspots, mainly to margins. Wide-margined.‎

‎First appearance of Rumford's second large paper on the mechanical equivalent of heat, in which he owerthrows the caloric theory. Rumford's early papers were importent steps towards the conception of the principle of the ""Conservation of Energy"" and the thermodynamical laws.""The importence of this investigation here entered into, - inasmuch as it applies to most of the operations of nature as well as art, - appears so manifest, that we shall not recapitulate what the author advances on the subject. before he proceeds to the details of his experiments for the purpose oof computing the emissions of heat from various bodies under a variety of circumstances, he finds it necessary to prmise a minute description of the principal part of the apparatus he contrived for the purpose...""(Abstract).In his famous paper of 1798 ""An Inquiry Concerning the Source of Heat Which is Exicited by Friction"" showed that heat is a form of motion and not a substance as it was seen in the 18th century.""He had been lead to the hypothesis that friction is an inexhaustable source of heat while considering the boring of a canon at Munich's military arsenal and had proceeded to experiment with brass guns at the arsenal. The experiments confirm the hypothesis, justifying his conclusion that heat is not a material substance as others had believed. He goeson to equate heat to motion.""(Parkinson in ""Breakthroughs"" 1798 P.)‎

Bookseller reference : 45131

Livre Rare Book

Herman H. J. Lynge & Son
Copenhagen Denmark Dinamarca Dinamarca Danemark
[Books from Herman H. J. Lynge & Son]

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