Barrows, F. W. (Frank Wilson), b. 1853 · New York, N.W. Henley Pub. Co. · leaf 195
the ^13 194 PATTERNMAKING. pin and socket. The ends of the thread are cut off square,that the next section at each end may be fitted to form acontinuous screw. If you wish to use each length separate, making thelength such as you want, you can fasten a piece of shaftingin socket end, or the pin at… … Fig. 89. half-circle of the length from a to b, Fig. 89. First makethe ends; these may be turned to the taper of screw, thenput on the outside in staves, as you would for a plain,round core the full diameter of pattern. Now put twohalf-circles on a face-plate and turn off to the same diam-eter as…
Patternmaking
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