BP-2T-I
Thayer-Axial-Flow-Valves, international Sound
BP-2TP-W
Thayer-Axial-Flow-Valves, Vienna Sound

7.000.- Euro

BP-2H-I
Hagmann-Valve-Section, international Sound
BP-2HP
Hagmann-Valve-Section
Bell: Patent-hammering

6.500,-- Euro

Model BP-1

Key in Bb/F/D
inline, open wrap

Model BP-1-P-1
international Sound

Model BP-1-P-W
Vienna Sound

4.300.- Euro