. 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 ... . •Ti^e^ixeiS . ^?i^re^^ D. LIP?Y & J. HUGHES. TBACTION ENGINE. No. 272,447. Patented Peb, 20,1883. S^. QQ ^ nJ^^^^-<u.^ 304 TRACTION ENGINES (No Model.) r aiiepts—Sheftt ; L. LIPPY & J, HUGHES. TRACTION ENGINE. No. 272,447, Patented Feb. 20, 1883.

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle