Posted by Chuck(G) on April 13, 2002 at 21:07:02:
In Reply to: Re: Re: Re: Re: Re: Re: Old Obscure Tuba posted by Frederick J. Young on April 12, 2002 at 15:50:05:
I suppose one might call the old Besson "enharmonic" tubas with two sets of tuning slides true doubles, although I've only seen them in 3-valve varieties with the 3rd valve being the "master".