Detail of the Pilasters of the Third Order in the Colosseum

Brown ink and wash on off-white antique laid paper

Black ink and purplish wash heightened with white gouache on cream antique laid paper

Red chalk with traces of black chalk on off-white antique laid paper prepared with a red chalk wash

Brown ink and brown wash over traces of red chalk on cream antique laid paper; verso: brown ink over traces of red chalk

Brown ink over black chalk on off-white white antique laid paper; blue wash applied to verso

Brown ink and brown wash, squared in black chalk on cream antique laid paper

Brown ink, brown wash, black chalk on off-white antique laid paper

Brown ink and white and pink gouache over black chalk on cream antique laid paper prepared with orange wash

Brown ink over black chalk on cream antique laid paper laid down overall to cream antique laid paper, mounted along left ledge to wove decorated mount

Brown ink and black chalk on off-white antique laid paper; verso: red and black chalk

Brown ink, brown and gray wash over red chalk on white antique laid paper

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