Pattern making and foundry practice; a plain statement of the methods of wood pattern making, as practiced in modern pattern shops, with complete instructions for sweep work and notes on foundry practice, together with numerous drawings taken from actual patterns .. (1905)
Hand, L. H. (Louis Henry), b. 1854 · Chicago, F. J. Drake & co. · leaf 135
TVy _£f … Tt^ 93 €for€ hox fot* STixalJ ^izeS elhaW AND FOUNDRY PRACTICE 131 this elbow is 4 feet in diameter, then wehave an entirely different proposition to con-sider, and instead of a piece of lathe work we
Patternmaking · Founding
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