NINE PIECES OF LEERDAM GLASS, comprising a jug and two small vases designed by C. de Lorm, yellow, amber and blue glass, all with acid-stamped artist's monogram, three clear glass horizontally ribbed vases designed by K.P.C. de Bazel, apparently unmarked, two vases and a dish designed by A.D. Copier, all with acid-stamped artist's monogram