Posted by C.B. on January 30, 2002 at 08:14:08:
In Reply to: Opera resources posted by Chris on January 29, 2002 at 23:28:15:
There is some info on the subject in Clifford Bevan's 'The Tuba Family'. Also there is some in The Cambridge Guide to Brass Instruments, but if my memory serves me right then that article is writte by mr. Bevan as well, so it's propably all in the first named book.