"Astronomy" and Other Studies; verso: Studies and notes for intended subjects

Black chalk, stumped, on antique laid paper

Brown ink and brown wash on cream paper

Black and white chalk on blue antique laid paper

Black and gray wash over black chalk on off-white paper, laid down

Gray ink and graphite on cream modern laid paper

Black ink, brown wash, and graphite on cream antique laid paper, laid down

Black and brown ink, brown wash and black chalk on paper prepared with tan wash, laid down

Watercolor

Gray ink and graphite on off-white wove paper; verso: black chalk

Watercolor on cream wove paper

Graphite on cream wove paper

Graphite on off-white wove paper