A View of Weeresteyn Manor on the Vecht; verso: Sketch of Cliff and Castle over a River

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

Opaque and transparent watercolor over graphite on off-white antique laid paper; double framing line in black ink

Brown ink and colored wash on antique laid paper

Black chalk on vellum

Brown ink and touches of black chalk on off-white antique laid paper; verso: stray black ink marks

Graphite on parchment

Black and white chalk on light tan antique laid paper, laid down

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

Brown ink and traces of black chalk on cream antique laid paper, incised, framing line in brown ink, attached to mount with two brown ink framing lines

Brown ink and brown wash on cream antique laid paper, framing lines in black ink

Black chalk with gray wash on cream antique laid paper, mounted

Transparent and opaque watercolor and brown ink over graphite, some glazing in green areas, on cream antique laid paper