Dingey, Peter Spear. [from old catalog] · New York, J. Wiley & sons · leaf 28
ng is cast on the end, as shownin Fig. 3 from a \.o b., the pattern therefore should bemade that much longer. The extra length will receive the impurities of themetal which rise to the top when pouring. It is madethicker on the ends, so that it shall form a head whichwill exert a pressure, thus… … PATTERN JL-iKING. I 5 box is strengthened by running four strips, c, d, e, f,lengthwise on top and bottom of the box, fastening themto the crosspieces. Two of the arms in each set are let in about yiJ onthe inside to keep them from being rammed out of place,but a dowel pin is put in each of the…
Patternmaking
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