Test Stone #4, from Booster and 7 Studies (F. 43)

ROBERT RAUSCHENBERG Test Stone #4, from Booster and 7 Studies (F. 43) lithograph, 1967, on Rives BFK, signed and dated in pencil, numbered 21/46 (there were also 5 artist's proofs), co-published by the artist and with the Gemini G.E.L. blindstamps, Los Angeles, the full sheet, minor surface soiling, a few soft handling creases (primarily in the margins), otherwise apparently in good condition, not examined out of the frame S. 24 x 34¼ in. (610 x 870 mm.)