Worst, Edward F. (Edward Francis), 1866-1949, Barber, Harriette, [from old catalog] joint author, Seymour, Marian, [from old catalog] joint author · Chicago, A. W. Mumford and company · leaf 238
XX. In about twenty minutes this plaster form maybe removed from original relief work and a mold is obtained.See left of Fig. XX. The inner surface of this mold maybe well doped—the straw board placed about it, and plasterof paris poured upon it. This soon frees itself form themold and as a result… … FIGURE XXI. POTTERY-CASTING PROCESS. There are few schools in which the three processes of pot-tery making are employed. The same wheels used in thethrowing process are used in the casting. The accompanying cuts show that the wheel is nothingmore than an old machine standard fitted up for the…
Manual training · Paper work · Basket making
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