Physical Sciences Spiral Bound 70-SetBiblio.com
Histoire De L'Academie Royale Des Sciences Annee M. DCXCIX
1734Best.-Nr. 1507160043Amsterdam : Pierre Mortier 1734-01-01. Hardcover. Good. Bound in contemporary mottled calf. Gilt spine. 5 raised bands. Marbled endpapers. Page ends washed red. Good binding and cover. Wear to extremities. Black staining to 3rd 5th compartments. Chipping and loss to head and 6th compartment of spine. Library stamps from the University of Georgia. Unmarked pages with some toning and foxing spots. Ships daily. This volume contains De la Resistance cause'e dans les Machines tant par les frottemens des parties qui les composent que par la roideur des Cordes qu'on y employe & la maniere de calculer l'un & l'autre which published Amontons rediscovery of the laws of friction tribology first put forward by Leonardo da Vinci. Though they were received with some scepticism the laws were verified by Charles-Augustin de Coulomb in 1781. DSB I p. 138. Also contains Moyen de substituer Commodement L'Action du Feu a la Force des Hommes et des Chevaux pour mouvoir les Machines also by Amontons with the engraving of Moulin a Feu which is the first appearance of the thermic motor hot air engine historically called an air engine or caloric engine. "As early as 1699 Amontons proposed a thermic motor: a machine using hot air and external combustion with direct rotation. The experiments carried on in connection with this machine led him to note that ordinary air going from the temperature of ice to that of boiling water increases in volume by about one third."DSB I p. 139 Amsterdam : Pierre Mortier hardcover
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