Rythme couleur, 1966
Gouache and pencil on paper
75 x 55.5 cm / 29.5 x 21.6 in.
Frame: 118 x 96.5 cm / 46.4 x 37.8 in. (with frame)
Monogrammed, signed and dated bottom right corner: SD / Sonia Delaunay / 26-10-66.
Certificate of authenticity issued by Jean-Louis Delaunay and Richard Riss for the Fundacion Arcontit, dated September 22nd, 2015.