Study for portrait of Derek Bok against panelled wall with "The Great Salt"

Graphite on paper

Watercolor on off-white wove paper mounted to off-white cardboard

Graphite on paper

Watercolor over graphite on cream wove paper

Black ink and purple fiber-tip ink on cream wove paper, darkened

Graphite on off-white wove paper

Sketchbook with cardboard backing, heavy paper cover, and spiral wire binding

Black ink on off-white wove paper

Black ink on cream wove paper

Graphite on off-white laid paper

Graphite and gray crayon on paper

Graphite on off-white wove paper