Posted by googler on January 16, 2004 at 17:04:31:
In Reply to: Conn F tuba posted by Ryan Scott on January 16, 2004 at 15:58:43:
In the linked pdf below, the 92J looks exactly like a Cerveny CFB 653-5 (http://www.amati.cz/english/production/instruments/files/cfb/cfb_653g.htm).