Head of Plato, after "The School of Athens" by Raphael

Graphite and black ink on cream laid paper

Gray wash, white gouache

Black and white chalk on off-white wove paper prepared with beige ground

Graphite on off-white paper

Graphite and brown wash on antique laid paper

Graphite on paper

Paper

Black and white chalk on off-white wove paper prepared with blue-green ground

Brown ink and graphite on cream wove paper, laid down

Paper

Red and white chalk on off-white wove paper prepared with brown ground

Black, gray, and brown ink, and brown wash over graphite on cream wove paper