Below you will find an overview of the known dated events in this instrument's history. If you have any to add, please feel free to contact me.
Heartfield-related instrument #546 produced at the FujiGen Gakki factory in Hirooka, Nagano, Japan
Bought by original owner Jean-Luc Bruder (France) from someone in Paris (France); date is approximate
Latest known owner Jean-Luc Bruder (France); at that time it had been made fretless