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 #610 produced at the FujiGen Gakki factory in Hirooka, Nagano, Japan
Bought by Andrea Scorzoni (Italy) from a vintage guitar shop (Italy); date may be wildly inaccurate; at this time the bass had already been defretted
Bought by Music Store Scolopendra (Italy) from Andrea Scorzoni (Italy)
Seen for sale on the website of Scolopendra (Italy)