Group Portrait of the Regents of the Oude Zijds Huis-Zitten Huis

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

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

Brown and black ink, gray wash, and white opaque watercolor over graphite, incised, on cream antique laid paper, framing line in black ink over brown ink

Gray and brown wash on parchment

Black and white chalk on grey-blue antique laid paper

Brown ink, gray wash and graphite on cream antique laid paper, framing line in black ink, mounted on old lining

Brown ink over graphite on cream antique laid paper

Brown ink and transparent watercolor over graphite on off-white antique laid paper, partial framing line in graphite; verso: graphite on off-white antique laid paper

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

Brown ink over black chalk on cream antique laid paper, silhouetted, laid down on cream antique laid paper

Black chalk and gray wash on cream antique laid paper

Prussian blue (blue-green) ink and blue-green wash on light tan antique laid paper