A Web-footed Bird with a Thick Beak

Black chalk on cream antique laid paper, with later brown ink and a framing line in brown ink; verso: red and black chalk, incised, framing line in black chalk

Opaque and transparent watercolor on parchment adhered to panel; thick framing line in brown watercolor

Black, red, and white chalk, on light tan antique laid paper, partial framing lines in brown ink and black chalk

Graphite on parchment

Black and white chalk on blue paper, partial framing line in brown ink, mounted overall

Black, gray, brown, green, yellow, and violet transparent watercolor and yellow and white opaque watercolor on off-white antique laid paper, framing line in brown ink

Black chalk and gray wash on antique laid paper

Black chalk on cream antique laid paper

Brown wash and graphite on parchment

Watercolor, gouache, and brown and gray ink on cream antique laid paper, mounted down entirely on antique laid paper

Brown ink over graphite on cream antique laid paper

Black, white, and yellow (?) chalk on blue paper; perhaps black and white chalk and blue watercolor on oatmeal paper