Study for X-Delta

Aurora

1992-1993 · National Gallery of Art

Untitled

1970s · Non esposta · National Gallery of Art

Ladderpiece

1961-62 · Non esposta · Museum of Modern Art

Boober

1965 · Non esposta · National Gallery of Art

Untitled from Artists and Writers Protest against the War in Vietnam

1967 · Non esposta · Museum of Modern Art

For Roebling

1971 · Non esposta · Museum of Modern Art

Untitled

1973 · Non esposta · National Gallery of Art

Untitled from The New York Collection for Stockholm

1973 · Non esposta · Museum of Modern Art

Ansel Adams

Rock, Bakers Beach, San Francisco, California, c. 1931

Vincent van Gogh

The Olive Trees, Saint Rémy, June-July 1889

Vincent van Gogh

Notte stellata, Saint Rémy, June 1889

Pablo Picasso

Goat Skull and Bottle, Vallauris, 1951 (cast 1954)

Pablo Picasso

She-Goat, Vallauris, 1950 (cast 1952)

Pablo Picasso

Face in Profile (plate, page 21) from Corps perdu, 1949, published 1950

Pablo Picasso

Coupling (plate, page 17) from Corps perdu, 1949, published 1950

Pablo Picasso

"Présence" (chapter title, page 13) from Corps perdu, 1949, published 1950