View of Aelzen, outside Brussels

Brown ink on dark cream antique laid paper

Black chalk and gray wash on off-white antique laid paper

Black chalk on vellum

Black chalk on cream antique laid paper, framing line in brown ink, reinforced in black ink at top and left

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

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

Black chalk and gray-purple wash on off-white antique laid paper, mounted

Brown ink and gray wash, incised, on white antique laid paper, framing line in brown ink

Black ink, brown and gray wash and watercolor, over black chalk on parchment

Graphite on parchment

Black, red and white chalk on blue paper faded to brown

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