Anatomy study of two heads for portrait of Derek Bok : one showing musculature, one of skull

Charcoal and acrylic on paper

Graphite on blue toned gesso prepared wove paper

Gouache over graphite on off-white wove paper

Crayon on paper

Graphite on heavy off-white wove paper

Black chalk on blue laid paper

Black crayon on paper

Graphite on off-white wove paper

Black, orange and purple crayon on paper

Graphite on paper

Sketchbook with cardboard covers and spiral wire binding

Mixed media on paper