[POSTERS]. LICHTENSTEIN, Roy (American, 1923–1997). Whaam! (1963). London: Tate Gallery Publishing Ltd., 2000. Color offset lithograph diptych poster of the painting by Lichtenstein in two frames. Each image 19 ½ x 22 ¼”; frames 33 ½ x 25 ½”. General wear and dust to the frames; images appear in good condition. Not examined out of frames. Previously displayed in the Beverly Hills Hilton Hotel.