Pre-1989 Meinl-Weston BBb tuba 4TP

1. Pistons

2. Bell engraving

3. Engraved receiver

4. Pistons b

5. Bell flare

6. Carrying ring

7. Rear

8. Bell

9. Lower slides

10. Leadpipe

11. Handgrip

12. Valves

13. Front

14. Back slides

15. Lower bows