Posted by Ace on November 08, 2002 at 00:46:48:
In Reply to: Alto Tuba Mouthpiece posted by Maria Brouillard on November 07, 2002 at 21:20:59:
On my F.E.Olds contra alto trumpet in F/ Eb, I used a Bach 9AT alto trumpet mouthpiece, 19.00 mm cup diameter. It might work on your alto horn. Or, maybe not.