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 #066 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Bought by original owner Elso Fernandes Filho (Brazil) from a store called Point Show (Brazil); date is approximate
Latest known owner Elso Fernandes Filho (Brazil)