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 #800 produced at the FujiGen Gakki factory in Hirooka, Nagano, Japan
Bought by someone from Sweden from someone else from Sweden; date is approximate
Bought by Dan Rozenberg (Sweden) from someone else in Sweden
Latest known owner Dan Rozenberg (Sweden)