Portrait of the Comte de Caylus

Black chalk with traces of white chalk; verso: black chalk with traces of graphite on light-tan antique laid paper

Red chalk and graphite with guidelines in red chalk and graphite on cream antique laid paper, laid down on cream antique laid paper with blue antique laid paper border adhered to face

Black, red, and white chalk on discolored blue antique laid paper, laid down on off-white card, adhered to cream card, faced with blue laid paper

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

Black chalk and black-chalk sauce, heightened with white chalk, on cream wove paper, prepared with blue ground

Parchment covered album with 96 bird studies executed in black ink and watercolor on 83 leaves of off-white antique laid paper (43 x 34.5 cm.). Some drawings have been pasted into the album, others were drawn directly on the album leaves.

Brown ink, gray wash, and white gouache on discolored blue antique laid paper, laid down on Japan paper

Red chalk on cream laid paper

Black ink and gray wash

Black chalk, gray ink and touches of brown wash over red chalk counterproof on off-white antique laid paper, framing lines in brown ink, laid down on off-white antique laid paper

Black and white chalk on tan antique laid paper

Pastel