COMPAGNIA di VENEZIA e MURANO VETRI e MOSAICI ITALIAN CONTROL BUBBLE STEMWARE: Flared control bubble design, acid etched C.V.M under a crown mark. Approx. 57 pieces to include 10 wine (4 1/4''), 12 wine (3 1/2''), 12 martini (5''), 12 liquor (3 1/8''), 11 cordials (2 3/4''). Company established in 1866, bought out by Marco Testolini in 1909. Provenance: Estate of Yves Georges Prade