. 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 ... . R. J. ZERBAN, 1».TRACTION ENGINE. .ArplluUin EIrf Apt- 37, 1888 , Patented Sept. 20, 1898. R. J. ZERBAN. ENGINE, Patented Sept. 20, 1898. 3 SheelB—Stie8t 2. 3 ShetU-SItBBl 3,. v^. _

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle