Duck with Wings Extended, Seen from Behind; verso: blank

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

Red and white chalk

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

Black chalk on cream antique laid paper

Watercolor on cream antique laid paper

Black chalk on off-white wove paper

Graphite on white wove paper

Brown ink on tan tracing paper

Brownish red chalk on off-white antique laid paper

Red chalk on cream antique laid paper, framing lines in red chalk, brown ink, and graphite

Brown ink and gray wash over traces of black crayon on off-white laid paper, laid down to pale green laid paper