Sinjerli Variation Squared with Black Ground

Frank Stella (b. 1936) Sinjerli Variation Squared with Black Ground lithograph with screenprinted key-lines, 1981, on wove paper, signed and dated in pencil, inscribed Black Trial proof (1) Sinjerli Variation I A, one of twelve unique trial proofs (eight were printed in black monochrome and four in colour with overprintings and grounds in black), published by Petersburg Press, New York and London, the full sheet, some time staining, apparently in good condition, unexamined out of the frame Image & Sheet 815 x 814 mm.