Tree Root (continues on page 36 verso); verso: Tree (continues on page 38 recto)

Watercolor

Graphite on cream wove paper

Metalpoint on prepared paper

Graphite on off-white paper

Watercolor over graphite on tan paper

Blue ink, gouache, colored chalks, graphite on buff paper

Graphite on cream wove paper, darkened

Graphite, brown ink, heightened with white on beige paper

Black chalk on cream wove paper

Brown ink and brown wash on cream paper

Graphite heightened with white gouache on ivory paper