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 #100 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Bought by Raphael Zwyer (USA) from eBay user cinot (a 2nd hand music shop in Greenpoint, Brooklyn, NY, USA)
Latest known owner Raphael Zwyer (USA)