Timor Perpetual Calendar, 1967, designed by Enzo Mari.

Featured Image: Timor Perpetual Calendar, 1967; Designed by Enzo Mari (Italian, b. 1932); Manufactured by Danese Milano (Milan, Italy); Molded ABS plastic, lithographed PVC plastic; 15 x 17 x 9.4 cm (5 7/8 x 6 11/16 x 3 11/16 in.); Gift of Max and Barbara Pine, 1994-59-2