[ Ref. T. Hardy in 181227 MMDigest --

Claes Friberg tells of his early (1972) adventures in East Germany
when he was just beginning his search for interesting instruments
there, at

https://www.mechanicalmusicpress.com/history/articles/iron_cur.htm 
  Behind the Iron Curtain
  A story by the late Claes O. Friberg

Robbie Rhodes, MMD