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1894 · réf. 57598 — San Francisco CA: Standard Asphalt Company of California Printed by Bosqui Printing & Engraving Co. 1894. 8vo. 8 pp unpaginated. printed in red & black. Black printed softcovers white lettering front cover company logo illust. on back cover minor shelfwear slight rubbing very slight chip to upper right corner still VG copy. First edition of this scarce promotional brochure by this pioneering California oil and mining company initially drawing upon petroleum and asphalt mines near Bakersfield California by the late 1880’s. They had originally drawn upon deposits in Asphalto and Hazleton but later these were played out due to high production costs to refine out the clay but later the company made a large discovery in 1893 just prior to the publication of this promotional piece touting 79% level of bitumen and production of asphalt vital for use in lacquers paints and road construction. Worldcat locates 1 copy UC Berkeley; See: Asphaltum Mineral Resources of the United States 1893-1894 1895 pp. 633-634; Asphaltum Standard Asphalt Company of California Los Angeles Herald April 5 1891 p. 6. Standard Asphalt Company of California, Printed by Bosqui Printing & Engraving Co., paperback