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 #788 produced at the FujiGen Gakki factory in Hirooka, Nagano, Japan
Bought by Gary Schelin (USA) from someone
Auctioned on eBay by Gary Schelin (USA), and sold to someone in California (USA)