French Post War Sonia Delaunay Composition (Carré Rouge). 1970. 49.5 x 39.5 cm (66 x 50.5 cm). Colour etching and aquatint on Vélin d'Arches (Wvz.). Magnificent, burnished, partially grainy impression with powerful colouring. Minimal creases in the outer margin and barely noticeable small brown spots in the lower right outer margin. With the scoop margin. Unsigned artist's copy alongside the edition of 125 impressions. The work was also published as a lithograph with a slightly altered image structure, but unfolds its full visual power in the aquatint etching. Colour etching and aquatint on Vélin d'Arches (Wvz.). Splendid, burnished, partly grainy impression with powerful colouring. With minimal creases in the outer margin and barely noticeable small brown spots in the lower right outer margin. With the scoop margin. - Unsigned artist's copy alongside the edition of 125 impressions. The work was also published as a lithograph with a slightly different image structure, but unfolds its full visual power in the aquatint etching. 900