Bern, Switzerland: Kunsthalle Bern and Paul Bianchini, 1972. Square 8vo (8 x 8 inches). Printed wrappers. Covers toned along edges, spine toned and creased, very little edgewear, small scuff to back cover. Item #404942
FIRST EDITION. Contains 195 numbered illustrations: pen & ink drawings of arcs, circles, and grids in exhaustive variations and permutations, precisely as indicated by the title. Cited in Maffei & De Donno, "Sol Lewitt: Artist's Books": "The drawings were a logical continuation of previous work."