The Masses, José Clemente Orozco, 1935,MoMA: Drawings and Prints
Inter-American Fund
Size: composition (irreg.): 13 7/16 × 16 15/16" (34.1 × 43.1 cm); sheet: 16 15/16 × 20 7/8" (43 × 53.1 cm)
Medium: Lithograph
http://www.moma.org/collection/works/61486