1967 Conn 20K sousaphone with 4th valve added by Harv's Happy Horns

Sep 20, 2009
1. Valve section view
2. Handgrip area
3. 4th slide dissassembled
4. Back view
5. In the case
6. Body view
7. Bell flare
8. 4th slide loop
9. Front view
10. Valve section back view
11. Full view