Architect Presenting his Plans for the Tower of Babel

Wash on paper

Pastel

Black ink, gray wash, and white gouache on blue-green antique laid paper

Transparent and opaque watercolor with black ink, gum additions and traces of graphite on off-white modern laid paper

Graphite and white chalk on cream antique laid paper prepared with brown wash

Gray wash, black ink over graphite on cream wove paper

Red ink and red wash

Gray wash and black ink over graphite on cream wove paper

Watercolor over graphite on cream antique laid paper

Watercolor over graphite on cream antique laid paper

Watercolor over graphite on off-white wove paper

Transparent and opaque watercolor with black ink, gold paint, gum additions and traces of graphite on off-white modern laid paper