Czechoslovakia, design M. Metelák in 1969, production Harrachov glassworks, clear glass with green inner layer and blebs, height 19,5 cm;
See.: Hill Mark, Hi Sklo Lo Sklo, Post War Czech Glass Design, Mark Hill Publishing, London 2008, pg. 55; Urbancova Jana, Svatonova Jana, Sklárna Harrachov 1712–1987, Crystalex, Nový Bor 1987, pg. 62.
