Lines Take Shape, 1942, oil on masonite, 22 x 28 in.

The Forest Floor, 1950, oil on board, 20 x 16 in.

Orientation of Closed Forms, 1945, etching, ed. 20, 15 3/4 x 9 3/4 in.

Starry Firmament, 1954, etching, ed. 25, 13 1/2 x 10 3/4 in.

Magnetic Field, 1951, oil on canvas, 41 1/4 x 32 3/4 in.

Fire Festival, 1951, oil on rayon, 16 x 20 in.