Study for Part of the Mosaic Frieze of the Siena Cathedral Pavement

Brown ink and brown wash over black chalk on cream antique laid paper

Brown ink and brown wash on cream antique laid paper inset into cream antique laid paper

Brown ink, gray-brown wash on cream antique laid paper, incised, drum-mounted to modern decorative mount

Brown ink on off-white antique laid paper, lined overall and mounted to decorative mat

Brown ink and brown wash over black chalk with white gouache on tan antique laid paper; verso: brown ink

Brown ink and black chalk with traces of white gouache on cream antique laid paper, lined overall with Japanese paper

Brown ink over graphite on white antique laid paper

Brown ink and black chalk on dark cream antique laid paper; verso: brown ink

Brown ink, black chalk, brown wash and white gouache on off-white antique laid paper, toned overall with a pale brown wash

Brown ink and brown wash heightened with white gouache on tan antique laid paper

Brown ink and brown wash on brown antique laid paper

Red chalk on cream antique laid paper