Karl Ziess BBb tuba 4RV - really Cerveny

1. Receiver view

2. Back view

3. Mouthpiece view

4. Bell engraving

5. Bell view

6. Valve section view #2

7. Bottom bow view

8. Front view

9. Bell flare

10. Side view

11. Details

12. Bell view #3

13. Valve section view

14. Bell view #2