The Castle of Swieten, near Leiden

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

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

Brown ink over black chalk on light tan antique laid paper, mounted on antique laid paper; verso: traces of black chalk

Brown ink and brown and gray wash over black chalk on cream antique laid paper; verso: black chalk or crayon trial strokes and incidental stray red chalk

Brown ink over traces of black chalk on cream antique laid paper

Black and white chalk on blue antique laid paper

Black chalk on faded blue (?) paper

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

Black and red chalk [possibly a counterproof?] on off-white antique laid paper, framing line in brown ink

Graphite on parchment

Brown ink, mounted to antique laid paper

Brown ink and brown, red, and green washes over black chalk on cream antique laid paper