. 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 ... . VITHISSES ?^ tuomlEr. (Ho Model.) No. -578,1 , ,_ _ 5 Sheets—Sheet 4 A. J. MARTIN. TRAOIION ENBINE. Patented Mar. 16, 1897. (Ho Model.) 5 Sheets—Sheet 5 A. J. MARTIN. TRACTION ENGINE. No. 578,888. Patented Mar. 16, -i^. ? r.

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle