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

Graphite on cream wove translucent paper

Colored crayon on cream wove paper

Pastel on paper

Watercolor over graphite on cream wove paper

Graphite on off-white wove paper

Ink on paper

Charcoal, oil stick, acrylic, and Liquid Paper on white wove paper

Watercolor and gouache over graphite on off-white wove paper

Watercolor and graphite on white wove paper

Watercolor and graphite on white wove paper

Black ink, graphite, and yellow chalk on off-white wove paper

Colored crayons ; black crayon on paper