View of Zalt-Bommel on the River Waal

Brown ink and brown wash over black chalk, squared in graphite and with a framing line in graphite, on cream antique laid paper

Brown ink and gray wash over graphite on off-white antique laid paper

Brown ink, black chalk, graphite, and white opaque watercolor on blue antique laid paper, framing line in brown ink

Brown and gray wash over black chalk on cream laid paper

Black ink and brown wash on cream antique laid paper

Brown ink, touches of black chalk on two pieces of off-white antique laid paper, partial framing line in black ink reinforced in graphite

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

Black chalk and gray wash on white antique laid paper with a framing line in brown ink; verso: graphite, black chalk and gray wash

Black chalk, brown ink, and brown, gray, and rose wash on cream antique laid paper

Brown wash and graphite on cream antique laid paper

Brown ink, brown wash, red chalk, and red chalk wash over graphite, incised, on cream antique laid paper, with a framing line in brown ink

Opaque and transparent watercolor on off-white antique laid paper, framing line in gray ink