- Guy Bleus
- Art is Books
- Provinciale Centrale Openbare Bibliotheek, Hasselt, 1991
- soft cover
-
subject：
1990-99, catalog
-
Ask
- Guy Bleus
- Art is Books
- Provinciale Centrale Openbare Bibliotheek, Hasselt, 1991
- soft cover
-
subject：
1990-99, catalog
-
Ask
- Scents : Locks : Kisses. Olfactory Mail art project by Guy Bleus 42.292
- Guy Bleus
-
Z33, Hasselt, 2006 ⁄ softcover with DVD ⁄ edition 2000
- Ask
- W.A.A. (MAIL eARTh PROJECT)
- Guy Bleus
-
De Warande, 1983 ⁄ soft cover ⁄ edition 800
- Ask
- Networking: Art by Post and Fax
- Andrew Patrizio, Clive Phillpot
-
National Touring Exhibitions (Hayward Gallery), 1997 ⁄ soft cover
- Ask
- Stempel – Die fleissigen Helfer
- Jürgen O. Olbrich
-
Bei den einzelnen Kunstlern + Bernd und Jürgen O. Olbrich, Kassel, 1982 ⁄ soft cover ⁄ edition 250
- Ask
