engineer [recording] Johann-Nikolaus Matthes
engineer [recording] Kurt G. Lorbach
liner notes Heinz-Klaus Metzger
producer [recording] Lieselotte Montes-Baquer
A1 composed 1942
A2 composed 1939
B1 composed 1957/1958/1960
B2 composed 1965
C composed 1952/53
D1 composed 1954
D2 composed 1963
D3 composed 1966/70
E1 composed 1962
E2 composed 1961
E3 composed 1969
F1 composed 1962
F2 composed 1964

The pieces on B1 are all performed simultaneously.

Includes 2 booklets: the first is 16-pages, 12 square and includes an essay in German and English, the second is also 16-pages and includes transcriptions of the conversations and discussion on disc 4 with German translations