Posted by Bill on January 20, 2001 at 08:30:06:
In Reply to: Marsekwitz F tuba mouthpieces posted by Winton on January 20, 2001 at 01:22:00:
Marcinkiewicz Mouthpieces (note spelling) are available at many shops. You may wish to look at the "SHOPS" link on Sean's page fo more information.
The following link has a book which may be of some interest to you.