Untitled [Four Compositions of Mountains and Volcano]; verso: Untitled [Two Compositions of Mountains]

Purple chalk on cream modern laid paper; verso: black chalk

Graphite on paper

Watercolor, white gouache, and graphite on gray-beige wove paper, darkened

Black ink on off-white wove paper

Metalpoint on prepared paper

Graphite and gesso on paper

Graphite and colored pencil on paper

Brown ink and brown and gray wash, squared, on white paper

Colored marker on paper

Charcoal on paper

Paper