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 #090 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Bought by the original owner Maurice (st. Michielsgestel, Netherlands); date is a wild guess
Bought by Jan Peter Eerenberg (Netherlands) from Maurice (Netherlands)
Latest known owner Jan Peter Eerenberg (Netherlands)