[A.R. Penck] 9 items: (1) A.R. Penck [= Ralph Winkler]. A.R. Penck. Was ist Standart.
Cologne/ New York, Gebr. König, 1970, unpaginated, original clothbacked wrapper.
(2) The same. Standart Weapons. Standard Models. New York, Micheal Werner, 1990, unpaginated, 22 (coloured) (double-p.) illustrations, original halfcloth; (3) The same. Sanfte Theorie über Arsch, Asche und Vegetation. Groningen, Groninger Museum, 1979, unpaginated, printed in 500 copies, facsimile text and images, original wrapper, 4to. And with 6 more on the same, incl. 5 uniformly issued catalogues by Michael Werner in Cologne, 1983-1990, in 600/ 700 copies. (total 9)