Stempeltext by Ferdinand Kriwet, 1963. via Paul Prudence (via Tim Koch)
Two faces from the new Impure 85 art pack. The large one by Prismate (de) and the small one by Lavaramano (ar).
Timm Ulrichs, in «edition et» no. 3, Edited by Bernhard Höke, Verlag Christian Grützmacher, Berlin, 1967. Via garadinervi.