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

Colored pencil, graphite, opaque correcting fluid and photocopy on white wove paper

Watercolor on cream wove paper

Graphite on buff wove paper

Graphite on cream wove paper

Watercolor over graphite on off-white wove paper

Black ink and watercolor pencil on cream laid paper, edges taped

Watercolor over graphite on off-white wove paper

Graphite on paper

Tempera, opaque watercolor, and black ink on off-white wove paper

Black ink and black crayon on off-white laid paper

Black crayon and ink on paper

Black crayon and graphite wash on off-white wove paper