River Valley with Hill and Water Pump

Black chalk on parchment

Red chalk on off-white antique laid paper; verso: black and red chalk and gray wash

Brown ink on cream antique laid paper, framing line in brown ink

Graphite on parchment, autograph framing line in graphite

Brown ink, brown and gray wash, green transparent watercolor, and touches of white chalk on the sheet of an account book, framing line in black ink and partial framing line in brown ink at bottom

Brown ink and brown wash, with later additions of gray wash, on cream antique laid paper, laid down

Brown ink, gray wash, black chalk on cream antique laid paper, mounted on antique laid paper

Brown ink, brown wash and gray wash mixed with white opaque watercolor over graphite on off-white antique laid paper, framing line in brown ink

Watercolor over graphite on cream antique laid paper

Brown ink on tan antique laid paper, framing line in brown ink

Brown ink on cream antique laid paper

Black chalk on beige antique laid paper, framing line in brown ink and partial framing line in black chalk