Ships on the River IJ near Amsterdam

Black and white chalk on blue paper

Brown ink and brown wash with traces of black chalk on cream antique laid paper, squared and numbered for transfer in black chalk, partial framing line in brown ink

Brown ink over graphite on parchment

Brown ink, brown wash and white opaque watercolor on cream antique laid paper, framing lines in brown ink and graphite at right, some ruled, and in black chalk at bottom

Brown ink and brown wash over graphite on off-white antique laid paper, framing line in brown ink and partial framing line in graphite, mounted overall

Brown ink, brown and gray wash, pink and green transparent watercolor and white opaque watercolor over black chalk on cream antique laid paper, framing line in brown ink

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

Brown ink and gray-brown wash on cream antique laid paper

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

Transparent and opaque watercolor on parchment

Black chalk and gray wash on cream antique laid paper, double framing line in black ink over brown ink, a pinhole in the center, laid down on antique laid paper

Oiled charcoal and white chalk on blue antique laid paper