Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 382
1541. EVO-LUTION OFA WOODSCREW.— Stages ofmanufacture of the modern wood screw. American Screw Companys process.The thread is made by the roller process. … 1542. ARTIFICIAL LEG AND FOOT.—Most ingenious combinations of movements are made inproducing artificial limbs, not easily explained with-out a model.
Mechanical movements
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