Church of the Cistercian Abbey Altenberg, Odenthal

Brown ink over black chalk and incidental pink wash, on light tan antique laid paper, laid down, framing lines in brown ink and dark brown ink

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

Brown ink and gray wash over black chalk, incised, on cream antique laid paper, mounted on an album leaf; verso: outlines of recto are traced through in black chalk, incised

Opaque and transparent watercolor over traces of black chalk on antique laid paper mounted overall to wood panel, traces of framing lines in shell gold and dark red opaque watercolor

Brown ink over black chalk on light tan antique laid paper

Opaque and transparent watercolor heightened with gold and silver over graphite on cream paper, framing line in black ink, red opaque watercolor, and gold

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

Two kinds of brown ink over black chalk on cream antique laid paper, lined with Japanese paper

Brown ink and gray wash, partially incised, on parchment, laid down on blue antique laid paper, framing line in black ink

Brown ink and brown wash on wood; verso: red chalk

Brown ink over black chalk on cream antique laid paper, framing line in brown ink; verso: brown ink

Brown ink and white opaque watercolor over black chalk on cream antique laid paper, original partial framing line in brown ink