Form Derived From a Cube, 1991
gouache on paper
10 x 7 inches
(25.4 x 17.8 cm)

The Location of a Blue Square, a Red Parallelogram, and a Yellow Parallelogram, 1976
graphite and ink on paper
12 1/2 x 12 1/2 inches
(31.8 x 31.8 cm)

Floating Cube, 1987
gouache on paper
22 3/8 x 22 3/8 inches (57 x 57 cm)

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Horizontal Brushstrokes, 1994
gouache on paper
24 x 16 inches
(60.9 x 40.6 cm)

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Wavy Bands, 1995
gouache on paper
22 x 15 inches (55.9 x 38.1 cm)

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R409, 1975
torn paper
16 3/4 x 16 5/8 inches (42.6 x 42.2 cm)

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Form Derived from a Cube (Sloppy), 1981
gouache on paper
10 1/2 x 10 1/2 inches
(26.7 x 26.7 cm)

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Symmetrical Pyramid, 1985
gouache on paper
7 x 11 inches
(17.8 x 27.9 cm)

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Symmetrical Pyramid, 1985
gouache on paper
11 x 14 inches
(27.9 x 35.6)

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