Two Squawking Ducks in the Water; verso: blank

Brown wash and graphite on pale gray modern laid paper

Black and white chalk on off-white antique laid paper prepared with blue-gray wash

Black chalk and gray wash on cream antique laid paper; verso: black chalk

Watercolor on white antique laid paper

Black crayon counterproof on cream antique laid paper

Watercolor, gouache and black ink, on colored (?) antique laid paper, framing lines in brown and black ink and red chalk

Black ink, watercolor, graphite, and white gouache on off-white antique laid paper

Brown ink and gray wash on off-white antique laid paper, laid down to pale green laid paper

Black chalk, extensively stumped, with white chalk on off-white antique laid paper

23 drawings in black chalk on off-white antique laid paper

Black ink, red chalk, gray wash, and white gouache over black chalk, on blue antique laid paper; verso: black ink and gray wash