Hammer & Sickle : one plate

ANDY WARHOL Hammer & Sickle: one plate screenprint in colors, 1977, on green wove paper, a trial proof, presumably unique on this paper (the edition was 50 plus 10 artist's proofs), published by Andy Warhol Enterprises, Inc., New York, with the 'The Estate of Andy Warhol' and the 'Authorized by the Andy Warhol Foundation for the Visual Arts' inkstamps on the reverse, the full sheet, in very good condition, framed Sheet: 30 x 40 1/8 in. (762 x 1019 mm.)