View of the Ponte Clementina, Civita Castellana

Red chalk on paper; verso: red and black chalk

Black and gray wash over black chalk on cream wove paper, laid down on off-white wove paper

Brown ink and gray wash, incised, on blue antique laid paper

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

Black chalk, black ink, brown wash, white gouache, watercolor, and traces of graphite on toned cream antique laid paper, laid down on cream antique laid paper

Watercolor, black and red chalk, and white gouache on cream antique laid paper, partial framing lines in black and brown ink, laid down on a decorated mount

Graphite, brown ink, and brown wash on cream antique laid paper

Red chalk on off-white antique laid paper

Black and white chalk on blue antique laid paper

Brown ink and gray and brown wash with traces of white gouache over traces of black chalk on off-white antique laid paper, framing lines in brown ink, laid down on cream antique laid paper, irregular

Red and black chalk on cream paper

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