or aboutfour minutes, more or less, the liquid will be felt tothicken, and this must be allowed to go on as long asii does not become too stiff to pour freely. Theright moment is easily ascertained after one or twotrials, and when it arrives the mixture is pouredwherever it may be required. The… … CLAY WORKING LNCISING HIE DECOB VTION They can be soaked in water and will serve to keepthe clay in a moist condition. But the use of theplaster now in question is to help dry out the slip.Plaster, when dry, is very absorbent. Its use willsave a great deal of time in preparing the clay. Ashallow…
Art · Decoration and ornament
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