Folio recto: Blank; verso: Two Birds in Flight

Black chalk on cream antique laid paper; verso: gray and brown wash over graphite

Verso: watercolor and black ink over traces of graphite on cream antique laid paper

Red and black chalk counterproof on off-white antique laid paper

Brown ink and gray and brown wash with traces of white gouache over traces of black chalk on off-white antique laid paper, framing lines in brown ink, laid down on cream antique laid paper, irregular

Brown ink, gray wash, and graphite on cream antique laid paper, laid down

Black chalk and red chalk on cream laid paper, framing lines in black chalk

Black chalk on off-white antique laid paper adhered to gray antique laid paper

Black ink and brown wash over traces of black chalk on off-white antique laid paper, partially incised; verso: rubbed with red chalk

Brown ink and brown wash over black chalk and graphite on cream antique laid paper

Brown ink, black chalk, and graphite with guidelines in graphite on cream antique laid paper

Pastel on discolored blue antique laid paper