Mechanical movements, powers, devices and appliances (1901)
Hiscox, Gardner Dexter, 1822?-1908 · New York, N. W. Henley & company · leaf 389
1573. SEWING-MACHINESHUTTLE.—The thread is rovein the holes in the tension spring,which is made adjustable by thenotch cam d. 1574. SEWING-MACHINEFEED BAR, Wheeler & Wil-son model. The toothed feed-rack 26 is fixed to the frame 7,which is lifted, moved forward, and dropped by the cam 39, and is…
Mechanical movements
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
![An illustration from The Telegrapher [microform] (1864)](https://img.insideoutlibrary.com/img/200/ia-telegrapher05nati-92-45.webp)
