In the colophon signed and numbered by both artists: 13.
Edition: 100 copies.
Folio. In paper folder. Dust cover.
Zurich, Verlag 3, 1979.
In cardboard slipcase;
Folder. Marcelle Cahn. Blatt um Feder um Blatt, 1951/1952. 6 original lithographs by Marcelle Cahn and texts by Hans Arp.
Each H 220 mm W 180 mm.
Signed in the colophon: Marcelle Cahn.
Edition: 100 copies.
Folio. In paper folder. Dust cover.
Zurich, Verlag 3, 1976.
In cardboard slipcase;
Folder. François Morellet. Gelegenheitsgedichte, 1977.
One original lithograph by Francois Morellet and 5 poems by Helmut Heissenbüttel.
Lithograph: H 220 mm W 1800 mm (Multiple sheet);
Poems: H 220 mm W 180 mm.
Signed in the colophon by both artists: Morellet, Helmut Heissenbüttel. Handwritten numbering: 6.
Edition: 100 copies.
Folio. In paper folder. Dust cover.
Zurich, Verlag 3, 1977.
In cardboard slipcase. (3).