Study of a Prehistoric Cave Bear

Charcoal on cream wove paper

Graphite, watercolor and gouache with gum heightening in lower corners, on cream paper, laid down

Black and red marker on paper

Graphite on paper

Charcoal with touches of white chalk on blue paper faded to brown

Brown, black, and colored ink and wash over graphite on heavy buff wove paper

Watercolor over graphite on thin cream laid paper

Watercolor and graphite on layered off-white wove paper

Black ink on heavy white wove paper

Crayon on paper

Graphite on paper

Graphite on cream wove paper