Shop practice for home mechanics, use of tools, shop processes, construction of small machines. Contains a chapter also on theoretical mechanics and on miscellaneous information relative to shop work (1920)
Yates, Raymond F. (Raymond Francis), 1895- · New York, N. W. Henley Pub. Co. · leaf 258
Fig. 279—Different types of soldering coppers used for different purposes solder will, of course, run separate from the resin. Tlietip of the soldering copper is carefully brightened upwith a smooth file, after which it is heated in a gas orbunsen flame. The point is then placed in the cavity and
Machine-shop practice · Handicraft
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