Rhine River Valley

Red chalk [moistened?] on cream antique laid paper

Black and white chalk on antique laid blue paper discolored to greenish brown, mounted on antique laid paper

parchment

Transparent and opaque watercolor with brown ink over black chalk on off-white antique laid paper

Brown ink, brown wash, and white opaque watercolor over black chalk on cream antique laid paper, mounted on brown paper

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

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

Graphite on parchment

Black and white chalk on blue paper

Brown, gray and gray-blue wash over black chalk on off-white antique laid paper, framing line in black ink

Brown ink and gray wash over black chalk and graphite, and touches of white opaque watercolor on off-white antique laid paper, framing line in gray ink

Brown ink, gray wash and white opaque watercolor over black chalk on cream antique laid paper; patch: greenish gray wash, black chalk, brown ink, and a combination of darker brown ink and opaque watercolor to conceal join