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Scientific American, Vol. 42, No. 10 (1880) (1880)
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considerable acknowledgment of science. Every science is built up from four to six miles per hour. labor if indeed it is done at all. of principles, and these principles carried into work An engine having all the above qualifications would prove By reference to the engraving it will be seen that a… … This mower is provided with ever replace the want of scienti- fic knowledge in farming. ratchets to admit of drawing it EDGE MOWER. © 1880 SCIENTIFIC AMERICAN, INCInternet Archive · Public domain (published before 1931). Free to use for anything.
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