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 121
Pig, 1^3 How a drill would break if the hole shown in Fig. 142 was drilled in the usual manner … Fig. 144—How the hole is plugged for drilling in Fig. 141 is used for marking. After the center line hasbeen scratched, the small keyway rule which was pre-viously described is placed upon the shaft and a linedrawn its entire length or to a point where the hole isto be put through. A good lesson in…
Machine-shop practice · Handicraft
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.
