Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 195
Fig. 339. Fig. 340. Fig. 341. Fig. 342. crystaUization takes place as in Fig. 343, and the line of weakness is avoided. This iseflfected by a very small easement of the angle, and a cove is almost invariably introduced.In castings, in almost all metals, the same efiects result from cooling, and…
Mechanical drawing
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