Untitled, 1950 (April 13), oil on canvasboard, 20 x 16 in.

Untitled, 1950 (Late September - December 10), oil on canvas, 30 x 20 in.

Untitled, c. 1950, oil on canvasboard, 20 x 16 in.

Untitled, 1950 (July 5), oil on canvasboard, 18 x 14 in.

Untitled, 1951 (March 5), oil on canvas, 24 x 32 in.

Untitled, 1950 (May 20), oil on canvasboard, 18x 14 in.

Untitled, 1951 (April 15), oil on canvasboard, 20 x 16 in.

Untitled, 1952 (April 17), oil on canvasboard, 20 x 16 in.

Untitled (Dune brush), 1953 (August 14)
Black conte pencil on paper, 9 1/8 x 11 15/16 in.

Untitled (Dunes with peaked brush), 1953 (August 8)
Black conte pencil on paper, 9 1/8 x 12 in.