Studies of a Catacomb; verso: Skull and Bones, both for "Passage to Etna"

Leadpoint and white chalk on off-white modern wove paper, prepared with lead white, bone ash, bone black, and rabbit skin glue

Transparent and opaque watercolor and black ink over graphite on white wove paper

Pastel on composition board

Graphite on off-white wove paper

Graphite on paper

Black ink, charcoal, watercolor, and watercolor pencil on white laid paper, edges taped

Tempera on purple construction paper

Graphite on ivory paper mounted on board

Opaque watercolor and black ink over graphite on cream card

Graphite on off-white wove paper

Black ink, red-brown watercolor, and graphite on cream wove paper

Black ink and gray wash on cream moderately textured wove paper