Posted by yama-yama man on November 14, 2003 at 18:43:02:
In Reply to: New Bach Sousa posted by Doug Whitten on November 14, 2003 at 18:33:50:
If the new sousa's pistons fit into your schools other Yamaha-made sousaphones, it's a safe bet that Yamaha just decided at some point to make some changes in their instruments.
I wouldn't bet in favor of Yamaha making one sousa for themselves and another for Bach.