. Digest of United States automobile patents from 1789 to July 1, 1899, including all patents officially classed as traction-engines for the same period. Chronologically arranged ... together with lists of patents in the classes of portable-engines, traction-wheels, electric locomotivs, and electric railway battery systems ... . j^:^/^a yi^f^. Inirenti 240 TRACTION ENGINES. D. F, Locomotive. No. 93,316. 2 Sheets—Sheet i. Patented Aug, 3, D. F. Locomotive, Vo, 93,316, 2 Sheets-Sheet 2, Patented Aug, 3, 1869,

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle