r as the plaster isfilled in, so that the finished productionmay be hollow witli an even thicknessall over. The mould can be removed FIG. 4.—CHIPPING THE WASTE MOULD accordingly proceeds allthe more carefully. Thusthe mould can be usedonce only — hence theterm waste mould (Fig. 3). The castings are… … FIG. 6.—MAKING CASE FOR GELATINE MOULD
Art · Decoration and ornament
Internet Archive · University of Toronto, Robarts Library · Public Domain Mark 1.0. Free to use for anything.
![An illustration from Catalogue and price list of the Supply Department [serial] (1911)](https://img.insideoutlibrary.com/img/200/ia-cataloguepriceli00asso-8-4.webp)
