Study for portrait of Derek Bok in front of triptych with President's chair

Paintstick on thick off-white wove paper

Black ink and graphite on off-white wove paper

Watercolor over graphite on heavy off-white wove paper

Watercolor on off-white wove paper

Charcoal on off-white laid paper

Black ink and charcoal on beige wove paper

Graphite on paper

Black ink, charcoal, and watercolor pencil on cream wove paper

Watercolor over graphite on off-white wove paper

Black wash and gray gouache on off-white wove paper

Black ink on cream wove paper

Charcoal on tan wove paper, squared