Reeves Collector's Corner: 1970s Vincent Bach Corp. 10-1/2EWVincent Bach Corp. 10 1 2EW Trumpet Mouthpiece 1970s, Rare Corp. Stamp (with Period) Heres a rare opportunity to own an excellent condition Vincent Bach Corp. 10 1 2EW trumpet mouthpiece from the 1970sfeaturing the highly sought after Corp. stamp with period, marking it as a true vintage gem from one of Bachs most desirable production eras. Condition: Unused, original condition. Silver plating is 100% intact with no wear on the rim or shank. Cosmetic