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 166
and see that it perfectly fitsthe outer rim of the toothblock. Next make a thinblade of hard wood and screwit to the head A, using thegreatest care to have one edgeof the blade coincide exactlywith the line c. After screw-ing the blade to the head, itsaccuracy may be tested byplacing a try-square…
Patternmaking
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