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Scientific American, Vol. 18, No. 3 (January 1868) (1868)

leaf 7

An illustration from Scientific American, Vol. 18, No. 3 (January 1868), 1868, leaf 7
percentage of useful effect equivalent to 90 per cent of the the fool's paradise of laziness. He is obliged to work now; to the feet by a clumsy arrangement of straps, buckles, water expended. Thi3,1 think you will agree, is a remarka- but he looks forward to the time when he will not be under… … we think, he has fully car- actually lifted and the friction of the apparatus employed ried out. carefully measured. My experiments extended through a FORBES' PATENT ACME "67" SKATE. In the engravings, A number of trials with differen t weights and the result given the necessity of working. He…

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