Hunched Heron and Three Perched Parrots; verso: blank

Black and white chalk with touches of red chalk on blue antique laid paper; verso: red chalk, laid down on cream antique laid paper

Brown chalk on cream laid paper

Red chalk on cream paper

Black chalk on off-white antique laid paper, laid down on cream antique laid paper, with blue antique laid paper strips adhered to face, framing lines in brown ink

Black and white chalk on light tan antique laid paper, laid down on cream antique laid paper, framing lines in brown ink

Red chalk on off-white antique laid paper; verso: graphite

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

Brown wash and graphite on greenish wove paper

Black chalk on off-white antique laid paper

Verso: watercolor and black ink over traces of graphite on cream antique laid paper

Red chalk on cream antique laid paper