19:45-21:55, September 9th, 1967, Frankfurt Germany
Edited by Paul Maenz and Galerie Dorothea Loehr, Frankfurt 1967. Identical titles printed in black to front and rear panels. 30.5 x 21.5 cm, 20 pp. Edition of 500. This copy hand-stamped as number 160 to front. Catalogue of important conceptual art show, a two hour group exhibition, conceived by Paul Maenz.
Includes ephemeral projects by Jan Dibbets (his first 'perspective correction'), Barry Flanagan, Bernhard Höke, John Johnson, Richard Long, Konrad Fischer, C.H. Posenenske and Peter Roehr. Cover bears stamp and small sticker of Tjeerd Deelstra's art library. Some discolouring and smudging on cover and first page, else good. Very scarce.