1. Slide view

2. Valve section view #2

3. Valve section back view #2

4. Model designation

5. Bell flare

6. Bottom bow view #2

7. Valve section view #3

8. Serial #

9. Bell engraving

10. Tuning slide

11. Bottom bow view

12. Valve section back view #3

13. Pistons

14. Valve section view

15. Bell view

16. Handgrip area

17. Bottom bow view #3

18. In the case

19. Valve section back view