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 #021 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Bought New Old Stock by original owner Heartfield Forum member Stratonini (USA)
Latest known owner Heartfield Forum member Stratonini (USA)