TWELVE PIECES OF LEERDAM GLASS, comprising a large and a small A.D. Copier circular black pressed-glass tray, both moulded with artist's monogram CL, one A.D. Copier swollen cylindrical vase with ribbed surface and flaring cylindrical rim, clear pale-grey glass, a clear glass bottle, a clear purple glass vase, a circular saucer and bowl, all with sand-blasted artist's monogram CL, a clear glass jar and cover, with printed label Leerdam Made in Holland, a clear purple glass vase, marked, and three clear glass vases, on circular black glass feet and a miniature vase of green glass with acid-treated surface decoration, all apparently unmarked