Cerveny BBb helicon with 4 rotary valves, which have been rotated 90 degrees

Jun 5, 2009
1. Valve section view #2
2. Valve section view
3. Leadpipe view #1
4. Valve section back view
5. Large bow view
6. Full view #2
7. Valve section view #3
8. Full view
9. Leadpipe view #2
10. Maker’s shield
11. Front view
12. Body view