. 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 ... . ^i2^?^^£^V^ TRACTION ENGINES 279 9 Slieeta—Sbeet S. No. 236,041, P. T. Engine, Patented Oec. 28, ^.^•du^ (Ho Bodel.) No. _ „ 6 Bheete—Sheet 1, J. H. Engine. « Patented Jan. 11,1881.

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle