Cubist Study: Airview, c. 1916, oil on canvas, 30 1/4 x 24 1/4 inches
Sketchbook 23-1 (Study for 'Pennsylvania'), c. 1946, pencil on paper, 16 3/4 x 13 3/4 inches
(Backyard Staircases), 1917, pencil on paper, 18 7/8 x 14 7/8 inches