CR 279, graphite sketch on envelope related to "Untitled 2", 1946, The Schorr Family Collection, Marina del Ray, California (on extended loan to The Art Museum, Princeton University.

Pastel on cardboard?

Graphite on light blue wove paper

Watercolor and graphite on off-white wove paper

Black ink, watercolor, and graphite on handmade cream wove paper

Graphite on off-white laid paper

Black and red conté crayon on ivory tracing paper

Watercolor and graphite on off-white wove paper

Charcoal, red and white chalk on gray laid paper

Black ink and white crayon on orange wove paper

Black ink over graphite on cream board; verso: graphite

Black ink and graphite on off-white wove paper

Watercolor over graphite on off-white wove paper