Hammer and Sickle (Special Edition) : one plate

ANDY WARHOL Hammer and Sickle (Special Edition): one plate screenprint in black, 1977, on brown wove paper, a trial proof, presumably unique on this paper (the edition was 10), with the 'The Estate of Andy Warhol' and 'Authorized by the Andy Warhol Foundation for the Visual Arts' inkstamps on the reverse, the full sheet, generally in very good condition, framed Sheet: 30 x 40 1/8 in. (762 x 1019 mm.)