Knock Knock

ROY LICHTENSTEIN (1923-1997) Knock Knock linocut, on Arches paper, 1975, signed and dated in pencil, annotated 'Reproduced from 'Knock, Knock' 1961,' from the edition of unknown size, published by Centre National d'Art Contemporain, Paris Image: 21 ½ x 14 ½ in. (546 x 368 mm.) Sheet: 25 ¾ x 18 7/8 in. (654 x 479 mm.)