Heinz Bohlen
Heinz P. Bohlen (26 June 1935 – 2 February 2016[citation needed]) has discovered the Bohlen-Pierce scale in 1972, independently from Kees van Prooijen who discovered it in 1978 and from John R. Pierce who discovered it in 1984.
Heinz P. Bohlen (26 June 1935 – 2 February 2016[citation needed]) has discovered the Bohlen-Pierce scale in 1972, independently from Kees van Prooijen who discovered it in 1978 and from John R. Pierce who discovered it in 1984.