Unique large bowl designed by A.D. Copier and Jan Erik Ritzman, executed in Stenhytta, Sweden, in 1983. The wide bowl has an elegant foot and a beautiful opalescent shine. It is signed with '83 08 35 A. D. Copier, Transjö, J.E.R.'. This work is described in the book Enke, D., Andries Dirk Copier, Ideas in Glass, Unique and More, Arnoldsche Art Publishers, Stuttgart and Dieter Enke, Berlin, 2009, pp. 152-153.