Posted by Joe S. on May 03, 2001 at 23:03:44:
In Reply to: Re: C.G. 38K Sousaphone posted by Lew on May 03, 2001 at 21:35:30:
It's a "pre-38K" with a 24" bell flair.
From its age, I would predict raw (never plated) nickel-silver pistons that are leaky and badly in need of a rebuild.