Nave and Choir of St. Odulphuskerk, Assendelft

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

Brown ink on light tan antique laid paper

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

Transparent watercolor, black ink and gray wash on off-white antique laid paper

Black chalk on parchment

Brown ink and brown and gray wash over black chalk and graphite on cream antique laid paper, lined and drum mounted

Brown ink on beige antique laid paper

Graphite on parchment

Brown and black ink, transparent and opaque watercolor, and gray wash over graphite on two sheets of antique laid paper, the secondary sheet extending 10 mm below the primary one at the bottom, partial framing line in graphite, mounted overall

Brown ink and brown wash, with corrections in opaque white watercolor, on cream antique laid paper, discolored to beige (mounted)

Opaque and transparent watercolor and black chalk on cream antique laid paper

Black chalk, brown and gray wash, green transparent watercolor, white opaque watercolor, and touches of gum arabic on off-white antique laid paper