View of the Arch of Constantine, seen from the Colosseum

Black chalk or charcoal and brown wash on off-white antique laid paper, traces of a framing line in brown ink; verso: black chalk and brown wash

Brown ink over black chalk, squared in black chalk, on off-white antique laid paper

Black chalk on antique laid paper

Black chalk , graphite, and gray wash on parchment

Black chalk on off-white antique laid paper; framing line in black ink

Black chalk on cream antique laid paper

Black chalk and gray wash on antique laid paper

Red chalk on off-white antique laid paper, framing line in red chalk and framing line in brown ink

Brown ink and brown wash on cream antique laid paper, laid down on paper

Opaque and transparent watercolor on parchment

Brown ink, brown wash, and white opaque watercolor over black chalk and graphite on blue antique laid paper; verso: brown ink, brown wash, and white opaque watercolor over graphite

Graphite on parchment