Claes Oldenburg (American, b. 1929), "Postcard of the Spoon on Isle St. Louis with Needles,"1979, etching and aquatint in colors on chine colle, pencil signed and dated lower right, edition 15/50, Gumps Gallery (San Francisco, CA) label affixed verso, sheet: 26.5"h x 21.5"w, overall (with frame): 29