Ad Dekkers, Gerhard von Graevenitz et al

(1) Gerhard von Graevenitz. Kinetische objekte, lichtobjekte, spielobjekte, grafik, weisse strukturen. Hannover, Galerie Ernst, 1968. Softcover, 20 x 20 cm, 24 pp. with full-page b/w reproductions of works, biography, and text by Dietrich Helms and Helmut Heissenbüttel in German. (2) Ad Dekkers. Amersfoort, d.h.v., 1971. Staple bound catalogue, signed and dated on the cover, by the artist. 17.5 x 17.5 cm, 24 pp. with inlaid list of exhibited works. Ill. in b/w, text in Dutch.

(3) Ad Dekkers. Tekeningen 1971/1974. Otterlo, Rijksmuseum Kröller-Müller, 1977. Saddle sewn, 15 x 29.5 cm, 16 pp. printed on alternating sheets of white card stock and translucent vellum featuring red and blue horizontal and vertical line drawings and grids. (4) Jean Leering, Programmi sistematici. Ricerca Contemporanea. Milan, Vanni Scheiwilliger, 1975. Softcover, 19 x 15.5 cm, 104 pp. with ills. in b/w. Dedicated to the work of Antonio Calderara, Ad Dekkers, Ewerdt Hilgemann, Jan Schoonhoven, Peter Struycken and herman de vries. Text in Italian, Dutch, French, German and English. All four publications show minor age toning and rubbing to covers, interiors fine. (total 4)