Study for frame for portrait of Derek Bok

Charcoal on blue laid paper

Oil on green prepared paper

Graphite on off-white laid paper

Pastel on paper

Black ink on off-white wove paper

Graphite on lightweight tan wove paper

Watercolor and graphite on buff wove paper

Black ink and colored chalk on thin buff wove paper

Crayon and graphite on paper

Black chalk on buff wove paper

Graphite on off-white wove paper

Ink, marker, colored pencil and graphite on Strathmore folded in half