. 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 ... . ^ °°°- « rr ^ ^„„„ 8 SheetB-SHeet 3. C. H. SAWYER. TKAOTION EHBINE. No. 336,440. Patented Peb. 16, 1886. (No Uodel.) No. 337,841. 2 Sheets—Sheet i F. F. LANDIS. TRACTION ENMHE. Patented Mar. 16, JTnt^enfoj 0 »ax) VU/»ax)Cy^.

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Keywords: ., bo, bookcentury1900, bookdecade1900, bookiddigestofunitedst00alle