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High school manual training course in woodwork, including cost of equipment and supplies and studies on trees and wood (1905)

Ritchey, Samuel Edward, 1866- · New York, American Book Company · leaf 170

An illustration from High school manual training course in woodwork, including cost of equipment and supplies and studies on trees and wood, 1905, leaf 170 — interferes with the pattern being rammed up on itsflat back, and makes it necessary for the molder toram it up on its side and cope down to the web. If the boss is loose, the pattern will pull easily, so itis made without the boss, but with a dovetailed way C(Fig. 311) cut in the end. The boss is… … METHODS OF MOLDING 169 Another example of the movable boss is that on thepattern for the small, cast-iron turbine case. An ele-vation plan, also a section through A, B, are shown(Fig. 312). Ill ■ -I ilil

Woodwork (Manual training) · Cabinetwork

Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.

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