A Web-footed Bird with a Thick Beak

Brown ink, brown and gray wash, and white opaque watercolor correction (dog) over graphite on off-white antique laid paper, framing line in brown ink

Black and white chalk, charcoal, graphite, and blue pastel on blue paper; incised under chin

Brown ink on off-white antique laid paper; verso: brown ink

Black and white chalk on antique laid blue paper discolored to greenish brown, mounted on antique laid paper

Black and white chalk on blue paper

Black chalk, graphite, and brown wash on parchment

Red chalk on cream antique laid paper

Black and white chalk on blue antique laid paper, discolored to brown

Graphite and red chalk on vellum

Brown ink and brown wash on cream antique laid paper, framing line in brown ink

Brown wash and graphite on off-white antique laid paper

Black ink, gray wash and graphite on off-white antique laid paper