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 (1921)
Ritchey, James, Monroe, Walter W. (Walter William), b. 1869 · Chicago, American technical society · leaf 108
Fig. 171. Construction of Arm Pattern thus obtained to the center. These radii will be the central lines ofthe arms, as shown by the dotted lines in Fig. 171. On each side of the intersection of the radii and outer circle,measure | inch to the right and left, and on the circle denoting…
Patternmaking
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