(American/Guatamalan, 1903-1981) Tun, 1959, signed verso "Al Jensen 1959" and inscribed with title, oil on canvas, 46 x 40 in.; original metal clad wood frame, 48 x 41-3/4 in. Provenance: Ex-collection George David Thompson, Pittsburgh, Pennsylvania; Alcoa Collection of Contemporary Art; Sotheby's New York: Thursday, November 16, 1995, lot 00335 sold for $10,350; Private Georgia Collection Note: The composition, made up of 360 small squares, relates to the Mayan chronological calendar. A "tun" represents 360 days. Exhibited: The American Federation of Arts, New York, Alcoa Collection of Contemporary Art, September 1967-July 1971, No. 21 (labels verso); Museum of Art, Carnegie Institute, Pittsburgh, Pennsylvania (label verso), Accompanied by a copy of the exhibition catalog.