author: james smith author of the panorama of science and art
The Mechanic: Or, Compendium of Practical Inventions; Containing Two Hundred and Thirteen Articles, Selected and Original, Arranged Under the Following Heads: I. Manufactures and Trade, II. Philosophical Apparatus and the Fine Arts, III. Rural and Domestic Economy, and Miscellanies ...
... Crank in communicating Motion to a Foot Lathe . The difference between the method now recommended , and the common crank , as usually employed for this purpose , is , first , that in order to obtain a proper motion of the crank with full ...
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