Skeleton; Three Male Heads; verso: Profile Head; Perspective Exercise

Graphite on off-white wove paper

Pastel on cardboard

Graphite and black chalk on off-white wove paper, mounted on illustration board

Charcoal on darkened white wove paper (recto and verso)

Charcoal on buff laid paper, mounted to cardboard

Transparent and opaque watercolor and graphite on heavy white wove paper

Line block print: black ink on off-white wove paper

Watercolor and white gouache over graphite on blue wove paper

Brown ink over graphite on a printed portrait mount

Black ink on off-white wove paper

Black and brown ink, brown, gray and blue wash over graphite on cream wove paper

Graphite on off-white wove paper