Tree; verso: Head and Torso of an Écorché seen from Behind

Black chalk with touches of red chalk and traces of white chalk, squared in black chalk, on cream antique laid paper, laid down on cream antique laid paper, decorated with dark blue antique laid paper borders adhered to face

Green leather-covered sketchbook

Graphite on cream antique laid paper; verso: graphite and black chalk

Gray ink over graphite on white antique laid paper

Black ink and gray wash over traces of graphite on off-white antique laid paper, laid down

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

Red chalk, gray wash, black and brown ink, white gouache and black chalk, on off-white antique laid paper

Watercolor and gouache on cream antique laid paper, with framing line in black ink, laid down on cream laid paper

Brush and pale and dark gray wash over black chalk on white laid paper. Verso: brush and brown and pale and dark gray wash over black chalk

Watercolor and black ink over traces of graphite on off-white antique laid paper, adhered to cream antique laid paper

Brown wash and graphite on cream wove paper

Brown ink and gray wash over traces of black chalk on cream antique laid paper, framing lines in brown ink, adhered on a decorated mount