Berlin: Galerie Mikro Berlin, 1969. Squarish 8vo,  pp, saddle-stapled wraps illustrated in color. Illustrated within with black and white reproductions. Text in English.
The beautifully designed catalog for the 1969 exhibition, which prints the artist's text entitled "Theories Concerning Aesthetic Chance and Neo-Plasticism."
Near fine with some minor wear to wraps. Item #27153