The Valkhof, Nijmegen, in an Imaginary Landscape

Brown ink on parchment, framing line in brown ink

Brown ink, gray wash, black and red chalk, white opaque watercolor on beige laid paper

Transparent and opaque watercolor over graphite on off-white antique laid paper, framing lines in brown ink and shell gold

Offset in brown wash on parchment (from the drawing on folio 22 verso); verso: graphite, autograph framing line in graphite

Brown ink, brown wash and white opaque watercolor with scratchwork on cream antique laid paper, framing line in brown ink

parchment

Brown ink, brown and gray wash, and black chalk on cream antique laid paper, framing line in black ink; a paper inlay 10 mm wide around the edges on the verso

Transparent and opaque watercolor over graphite on parchment, framing line in brown ink

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

Black chalk and brown ink on cream antique laid paper

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

Black and white chalk on blue paper, faded to gray-beige, partial framing line in black ink