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 181
vable parts, that they may not stick. Brass Bushing (Fig. 330) Brass and bronze .shrink,on cooling, j\ in. to each foot. This pattern is rammed up on end, and must havedraft on vertical faces. The upper core-print must beloose, that the pattern may be rammed up on thefollow-board, in the drag (the… … Fig. 329 ]S0 PATTERN MAKING ^^- «
Woodwork (Manual training) · Cabinetwork
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