1955 F. A. Reynolds BBb sousaphone 3P

1. Case back

2. Pistons b

3. Valves

4. Valve block

5. Case interior

6. Pistons a

7. Back bow

8. Water keys

9. Case top

10. Full

11. Serial #

12. Necks & bits

13. Rear

14. Front

15. Top knuckles