Claes Oldenburg
Study for Sculpture in the Form of an Inverted Q: Above and Below Ground, 1975
lithograph, etching and aquatint in colors
L. 10 x 9 in. (254 x 229 mm.), S. 13 7/8 x 10 15/16 in. (352 x 278 mm.)
Signed, 61/100, there were also 20 artist's proofs