Modelling; a guide for teachers and students . laster to aboutf of an inch deep, making a hole about i inch wide (see Fig- 154)- Next, pass equally over all this part a brush dipped in the clay water; this will prevent the plaster of the second piece or shell of the back of the bust adhering to the front piece. This done, place sideways at intervals on the border ofthe mould and between the holes, small wedge-shaped piecesof clay, ^ inch across and ^ inch thick, the thin end beingplaced ^ of an inch from the bust, the thick end juttingoutwards to the border of the mould (see Fig. 154). The ide
Modelling; a guide for teachers and students . laster to aboutf of an inch deep, making a hole about i inch wide (see Fig- 154)- Next, pass equally over all this part a brush dipped in the clay water; this will prevent the plaster of the second piece or shell of the back of the bust adhering to the front piece. This done, place sideways at intervals on the border ofthe mould and between the holes, small wedge-shaped piecesof clay, ^ inch across and ^ inch thick, the thin end beingplaced ^ of an inch from the bust, the thick end juttingoutwards to the border of the mould (see Fig. 154). The idea of these slips of clay is that when the mould iscomplete and the two shells (the front and back) have to beseparated, wooden wedges may be pushed into the placesthey occupy on which by striking lightly the two shells mayeasily be separated. The front shell is now complete. Tke Back Piece of the Mould.—It now remains to do forthe back of the bust what has been done for the front, tothrow on the clay a layer of yellow plaster, being careful. [ To face page 208 Fig. 153.—Photo showing Irons Fixed (Front).
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Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectsculptu, bookyear1902
