One of 406 Ceiling Panels (23 3/4 x 23 3/4 inches each). Covered on the back with striped paper (green and white). Each Stripe is 8.7 cm. From “Frost and Defrost: A Work In Situ By Daniel Buren.” Otis Art Institute Gallery, 2401 Wilshire Boulevard, Los Angeles, California. January 28 - March 4, 1979, Hal Glicksman, Gallery Director; Christopher D'Arcangelo, Assistant to Daniel Buren, Photography by the Douglas M. Parker Studio, Los Angeles, California, May 4, 2006