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
Fig. .308 168 METHODS OF MOLDING main pattern, while ramming up, with httle dovetailed,wedge-shaped pieces (Fig. 309). … When the larger part of pattern is removed, theseover-hanging, triangular pieces are left in the mold,under the sand (Fig. 310, a), and are slid from underwith a wire, or the fingers, and lifted ovit. Another example is the shifting fork, with the bosson the end, B (Fig. 311), to take the set…
Woodwork (Manual training) · Cabinetwork
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