Sol LeWitt
A Square with Colors Superimposed, within a Border, Colors Superimposed, 1991
etchings in colors, on wove paper
I. 23 1/2 x 23 1/2 in. (59.7 x 59.7 cm); all S. 29 x 29 in. (73.7 x 73.7 cm)
Signed, proof apart from the edition was 25