拍品專文
Compare G. Höltl, Das Böhmische Glass 1700-1950, Passauer Glasmuseum, 1995, vol. III, p. 105, figs. III 120 and 122-124; Also see the examples sold Christie's, New York, 14-15 April 2011, lot 462 and Sotheby's, London, 21 November 2007, lot 286.