Landscape with the Ponte Molle (Pons Milvius) over the Tiber outside Rome

Brown ink and brown wash over graphite on cream antique laid paper, with a framing line in brown ink

Red chalk on cream antique laid paper, with a framing line in brown ink, mounted overall on wove paper

Brown ink on cream antique laid paper, mounted entirely on heavy paper

Black chalk, gray wash, and later brown wash, incised, on cream antique laid paper, with a framing line in brown and black ink and black chalk

Black, gray, brown, green, yellow, and violet transparent watercolor and yellow and white opaque watercolor on off-white antique laid paper, framing line in brown ink

Brown ink on cream antique laid paper, with an original framing line in brown ink and a later partial framing line in brown ink

Graphite and brown wash, with a framing line in black ink, on cream antique laid paper

Black ink, gray wash and graphite on off-white antique laid paper

Transparent and opaque watercolor, gray ink and graphite on parchment, mounted ata four corners

Brown ink and brown wash over black chalk on off-white antique laid paper, framing line in brown ink

Brown ink, brown wash, and transparent watercolor on cream antique laid paper, laid down on an inlay mount, framing line in brown ink

Brown ink and brown and blue wash on cream antique laid paper