Nave and Choir of St. Odulphuskerk, Assendelft

Black chalk, brown ink, brown wash, and white opaque watercolor on two vertically joined sheets of off-white antique laid paper

Brown ink, gray and brown wash over black and red chalk on off-white antique laid paper, incised, framing line in brown ink, mounted on a gilt and hand-colored mount of blue paper

Brown and gray wash, graphite and white opaque watercolor on off-white antique laid paper, framing line in black ink, incised; verso: gray wash and trial strokes in black ink

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

Brown ink, brown wash, touches of black chalk, and [later?] blue-gray wash on cream antique laid paper

Brown ink and brown and pale brown-gray wash, and touches of white opaque watercolor over traces of black chalk, on cream antique laid paper, framing line in brown ink

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

Red chalk on off-white antique laid paper; verso: black and red chalk and gray wash

parchment

Brown ink and brown wash over graphite on cream antique laid paper, framing lines in brown ink and graphite

Transparent and opaque watercolor on antique laid paper

Black chalk and gray wash on antique laid paper