View of the Ponte Clementina, Civita Castellana

Red and black chalk on cream antique laid paper; verso covered with red chalk

Black ink and red chalk wash on cream antique laid paper, framing lines in brown ink, laid down on cream antique laid paper

Pastel on discolored blue antique laid paper

Black and white chalk on blue antique laid paper

Graphite on off-white antique laid paper, framing lines in black ink and black chalk

Black and white chalk with framing lines in black ink on blue antique laid paper, laid down on off-white laid paper and mounted to white wove card

Black chalk on beige antique laid paper

Pastel on paper

Black chalk on off-white antique laid paper

Black chalk on cream antique laid paper

Red chalk on cream antique laid paper, framing lines in black ink, laid down on off-white card

Black ink and gray wash