Quatre Lithographies : one print

WILLEM DE KOONING (1904-1997) Quatre Lithographies: one print lithograph in colors, on Arches paper, 1986, signed and dated in pencil, numbered 69/100 (there were also 50 in Roman numerals), published by Editions de la Différence, Paris, the full sheet, in good condition, framed Sheet: 28 ¼ x 24 ¾ in. (718 x 629 mm.)