Woodwork for secondary schools; a text-book for high schools and colleges, prevocational and elementary industrial schools (1916)
Griffith, Ira Samuel, 1874-1924 · Peoria, Ill., Manual Arts Press · leaf 327
Ftc. 500. Ramming tue. Drag. Fig. 501. Striking Off the Drag. The molding l)oard is now taken off and a parting made, iMg. 50vl The line of parting may or may not be a straight line. … Fig. 502. Rolling Over Drag Fig. 503. Making Parting. Flask. Patterns may be rammed np wholly in the drag, or])artly in the cope and partly in the drag. When thepattern is to be rammed up in both drag and cope, it is PATTERN MAKING. 323 frequently constructed in two parts which \\n\\ separatealong…
Woodwork (Manual training)
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