Цитата:
Сообщение от Cyril Syzransky
No, Cyril Syzransky asked about the soil. It is more important. "Fix" pastel fixatives. Now from the spray.
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About the ground do not know, but about securing, kotoroe sohranilo bright pastels by Degas, look:
"Degas did not recognize the commercial locks and a lot of time experimenting with fixative for pastels, he enjoyed casein fishes glue, a mixture of rubber and casein.
Retainer basis on which he stood is rubber. The invention belongs to Luigi Chialiva and is still a secret. Any information is welcome "