Study for portrait of Derek Bok with "Perugino" triptych in background: seated figure facing right with chair

Watercolor and black ink over graphite on off-white wove paper

Graphite on off-white wove paper

Watercolor and brown ink over graphite on off-white wove paper

Watercolor on off-white wove paper

Black crayon on paper

Charcoal on beige laid paper, darkened

Graphite on cream wove paper

Black ink on cream wove paper

Graphite on blue laid paper

Colored crayons on paper

Wood engraving and Duco Cement collage

Graphite and blue pencil on off-white wove paper