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

Black felt-tipped pen on yellowed newsprint paper

Graphite on cream wove paper

Maroon fabric-bound album with leather spine

Pastel on tan wove paper

Blue ink over photocopy

Graphite on cream laid paper

Black ink on frosted mylar

Mixed media on paper

Charcoal on off-white wove paper

Black, blue and purple crayon on paper

Oil on heavy cream wove paper

Black ink, gray wash and white gouache on off-white wove paper, mounted on buff wove paper