Study of head for portrait of Derek Bok, facing centre

Graphite and ink on paper

Black crayon on paper

Black ink and graphite on off-white wove paper

Watercolor and graphite on off-white wove paper, mounted to cardboard

Graphite, graphite wash, and staples on layered translucent vellum paper

Watercolor and graphite on white wove paper

Charcoal and brown ink on cream wove paper, set down to blue-gray card

Graphite and white gouache on buff wove paper

Graphite on thin off-white wove paper

Incised line and Aquarelle on white wove paper

Graphite on off-white wove paper

Red conté crayon on ivory tracing paper