White card (26 × 19 cm) with O on the front, containing a poster 102 × 70 cm; one side shows the works of the participating artists, the other side articles on the nul - Zero movement.
[herman de vries catalogue numbers 19-29]
Exhibition catalogue published in conjunction with show held July 9 - August 11, 1963. Text by William E. Simmat. Artists include Bernard Aubertin, Marianne Aue, Hermann Bartels, and many others. Features full page photographs of artists' work and bibliographies. Text in German.
[herman de vries  p. (ill.)]
[herman de vries p. 1-12]
[herman de vries]
[herman de vries catalogue number 279]
[herman de vries on p. 69-70, 118]
Includes concertina fold-out text (ill.). Artists' book containing concrete poetry, published on the occasion of an exhibition at Arlington Mill, Bibury, summer 1966, filed under Arlington
[herman de vries on p. 89]
Exhibition catalogue published in conjunction with show held May 22 - June 30, 1967. Organized by Peter Roehr and Paul Maenz. Introduction by Siegfried Baetels. Text by Roehr and Maenz. Artists include Carl Andre, Arman, Thomas Bayrle, and many others. Bound with 6 editions by the artists Ewerdt Hilgemann (Prägedruck), Charlotte Posenenske (blauer, geprägter Kunststoff), Peter Roehr (Buchdruck), Konrad Lueg (bedruckte Plastikfolie), herman de vries (Buchdruck) and Kuno Gonschior (Farbserigraphie). Edition 500.
[herman de vries on p. 34]
Exhibition catalogue published in conjunction with show held October 5, 1968 - November 24, 1968. Included as a component of the exhibition. A collection of concrete / visual poetry, drawings and more by Hansjörg Mayer, Siegfried Maser, Mathias Goeritz, and many others. In German and English. Black-and-white illustrations throughout.
[herman de vries on p. 11, 25, 32-33, 56-57, 138-141 (ill.)]
[herman de vries cat. number 14 (ill.)]
Catalogue published in conjunction with the exhibition at the Gemeentelijke van Reekum Galerij, Apeldoorn, February 8 - 23, 1969.
[herman de vries catalogue number 47]
[herman de vries catalogue number 126]
Catalogue published with the exhibition at the Centraal Museum, Utrecht from September 5 to November 16, 1969.
[herman de vries on p. 302-305 (ill.)]
Catalogue published in conjunction with show held at the Biennale di Venezia, September 25-October 10, 1969. Texts by Umbro Apollonio, Franz Mon, Carlo Belloli, Arrigo Lora-Totino. Artists include next to herman de vries, Friedrich Achleitner, Vincenzo Agnetti, Pierre Albert-Birot, and others. Includes checklist of the exhibition and artists' biographies.
[herman de vries on p. 45, 55]
[herman de vries catalogue numbers 174-175 (ill.)]
Edited by Liesbeth Crommelin, Bob Cobbing,Hansjörg Mayer, and others. An LP with 10 numbers is added.
[herman de vries on p. 144, 197 (ill.)]
[online catalogue] [herman de vries on p. 3, 4, 5, 7, 9, 11, 13, 15}