Detail of the Pilasters of the Third Order in the Colosseum

Black chalk on cream antique laid paper mounted at edges to a multi-pieced antique laid paper mount

Black chalk on blue antique laid paper

Brown ink and brown wash heightened with white gouache over red chalk on cream antique laid paper

Brown ink and brown wash over black chalk on cream antique laid paper

Brown ink, brown wash, black chalk on cream antique-laid paper

Brown ink on cream antique laid paper, laid down

Brown ink and brown wash on brown antique laid paper

Black and white chalk on gray antique laid paper; verso: brown ink and black chalk [the black chalk drawing has been scratched out in graphite]

Black chalk on off-white antique laid paper; verso: black chalk

Brown ink over black chalk on off-white white antique laid paper; blue wash applied to verso

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

Brown and black inks and brown wash, over red chalk on tan antique laid paper