49 three-part variations using three different kinds of cubes / 1967-68.

pp. (24). Illustrated with 12 line illustrations, with descriptions printed on each facing page.Artist?s book presenting an early serial piece by LeWitt, a floor-bound work 49 Three-Part Variations on Three Different Kinds of Cubes (1967-68), generated according to the artist?s preordained algorithm. Published in an edtion of 1000 numbered copies. This is one of the first 500 copies signed in pen by Sol LeWitt on the colophon. [Ref. Germano Celant - Book as Artwork 1960 / 1972, pp. 74; Giorgio Maffei, Emanuele De Donno - Sol LeWitt Artist's Books, pp. 31]. Original wrappers. With some handling creases and minor sun staining, especially to right-hand edge of covers. A few numbers in the text circled in pen.