Study for portrait of Derek Bok with terra cotta Madonna: seated figure facing right next to President's chair

Brown ink and wash over graphite on off-white wove paper; verso: brown ink

Crayon on paper

Colored crayons on paper

Charcoal and black ink on cream laid paper

Brown ink on off-white wove paper, mounted to a larger sheet of wove paper

Watercolor on off-white wove paper

Bound book with paper-covered cardboard covers

Watercolor on off-white wove paper, mounted to cardboard

Watercolor over graphite on off-white wove paper

Black crayon on paper

Transparent and opaque watercolor and ink on white wove paper wrapped around cardboard

Graphite on paper