Andy Warhol (American, 1928-1987), "Mao," 1972, screen print in colors on Beckett High White paper, signed in blue ball-point pen and stamp-numbered 236/250 on the reverse (there were also 50 artist's proofs), with the artist and printer's copyright inkstamp on the reverse (Styria Studio, Inc., published by Castelli Graphics and Multiples, Inc. (New York, NY), sheet: 36"h x 36"w, overall (with frame): 44"h x 42.5"w. Reference: Feldman and Schellmann, 96