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 #940 produced at the FujiGen Gakki factory in Matsumoto, Nagano, Japan
Bought by original owner Anthony LoMaistro (USA)
Latest known owner Anthony LoMaistro (USA); by this time the tuners had been replaced by Sperzel Trim-Lok tuners