Rainer Roth. Ratio-Konditio. Ratio Gesprach. "Hart ins gericht - Zart Ins Gesicht"

Published by Edition Lebeer-Hossmann, Brüssel/Hamburg
with the collaboration by Dieter Roth's Verlag, Stuttgart and
Edition Hansjörg Mayer, 1979
7'' vinyl record of 500 copies

Audio program notes:
Side A
Length: 3'50"

Side B
Length: 3'52"

Bibl.: "Broken Music Artists' Recordworks", 1988, exhibition catalogue, p. 204.