Pattern making; a practical treatise for the pattern maker on wood-working and wood turning, tools and equipment, construction of simple and complicated patterns, modern molding machines and molding practice (1916)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 152
Fig. 244. Section through Slide Valve Cylinder inches or over, a loam mold is usually made, as is fully described inthe section on Foundry Work. The size limit, however, variesgreatly in different foundries.
Patternmaking
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