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 #186 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Bought second hand by Rodolfo Planes (Argentina) from Rock Center, Buenos Aires (music shop in Argentina); the first owner had bought it in the USA
Latest known owner Rodolfo Blanes (Argentina)