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Scientific American, Vol. 66, No. 17 (April 1892) (1892)
leaf 8
bored out, take some cheap soap that has been made out of half the kite-shaped and the ordinary oval race track. Each leaving an air space surrounding the pipe ; the logs putrid fat, mix your arsenic with it and cork it up. track is a mile being tapered at the ends and dri- long, the start and… … a mile, and there very satisfactory to all parties con- being also one- nected with it. third of a mile of THE KITE-SHAPED RACE TRACK. STOCKTON, CALIFORNIA. © 1892 SCIENTIFIC AMERICAN, INC.Patents · Shutter · Munn · Scientific American · Vertical · High grade · Express money · Horse power · Sewing machine · Carbonic acid · Patent office · Bell telephone · Gas engine · Electromotive force
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