Nave and Choir of St. Odulphuskerk, Assendelft

Red and white chalk on off-white antique laid paper; framing line in brown ink

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

Black and white chalk or opaque watercolor with stray oil [?], with a framing line in black chalk, on light tan antique laid paper, perhaps prepared

Black chalk on off-white antique laid paper prepared with gray wash, partial framing lines in black chalk and graphite

Black chalk on off-white antique laid paper; verso: black chalk counterproof, possibly worked up in black chalk

Brown ink, brown wash, and white opaque watercolor on cream antique laid paper

Brown ink, with a partial framing line in graphite, on light tan antique laid paper

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

Brown ink, red chalk, gray and brown wash, and yellow transparent watercolor over traces of graphite on off-white antique laid paper, framing line in black chalk, laid down in an inlay mount

Graphite and brown wash on cream antique laid paper, with a framing line in black ink; verso: graphite and brown wash

Opaque and transparent watercolor on parchment

Black chalk and gray wash, with a framing line in black chalk, on cream antique laid paper