. 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 ... . ::wi,ff-4^. -«y ?5S~l^OJrjrx. TRACTION ENGINES 285 (fio Model.) 4 SbeetB—Sbeet 1. J. WESTINGHOUSE, S. MOORE & H. H. WESTINGHOTJSE. TEACTIOJf EN9INE. No. 247,723. Patented S^Jt. 27,1881,

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle