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 328
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… … Fig. 504. Placing Part to beRammed up in the Cope. Fig. 505. Sprinkling PartingSand. the solid pattern wholly within the drag. When thefollow hoard has been removed after the drag has beenrammed up and inverted, the molder must cope down,
Woodwork (Manual training)
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