Forms Derived From a Cubic Rectangle, 1990 set of twelve color etchings with aquatint 20 x 26 in. / 50.8 x 66 cm each Edition of 20
Red, Yellow, Blue & Black Irregular Squares Superimposed, 1994 color aquatint 20 3/4 x 20 3/4 in. / 52.7 x 52.7 cm Edition of 50