Artist Nichols under his Umbrella, 1858
Study for a Valley Scene, 1860
Valley Scene, 1860
Sunlight in Depth Forest, 1861
Sunset near Great South Bay, Long Island, 1902
Window, 1957
Untitled, 1957 c.
Red Drawing with Kline in Mind, 1958
The Paradoxical Absolute, 1958
The Spring, 1958
Earth, 1959
Untitled, 1959
Untitled, 1959 c.
Untitled, 1960
Akte, 1962
Schwarze Blumen, 1962
Untitled (Korean 11), 1962