Ruin of an Aqueduct on the Road to Cori, Italy

Brown ink with brown wash on off-white antique laid paper

Brown ink and brown wash over black chalk on white paper, laid down

Graphite on cream antique laid paper

Black chalk, brown ink and gray wash on cream antique laid paper

Brown ink on tracing cloth

Brown ink, brown wash, and black chalk on dark cream antique laid paper; verso: brown wash and black chalk

Brown ink and brown wash over black chalk on off-white antique laid paper

Brown ink, brown and gray wash, and black chalk on off-white antique laid paper

Brown ink with gray wash over black chalk on off-white antique laid paper

Black and red chalk on cream antique laid paper

Black and white chalk on blue antique laid paper

Brown ink on cream antique laid paper