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 #855 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Auctioned on eBay by eBay user joevanvai (USA)
Auctioned on eBay by eBay user factory71 (USA)
Bought by Walter Pelzer, Heppenheim (Germany) from Gerhard Mäder (Germany)
Latest known owner Walter Pelzer, Heppenheim (Germany)