The Nile at Assouan; verso: Still Life and Color Diagrams

Watercolor and black ink on gray silk mounted on gray card

Black ink, brown wash, black ink framing line on cream antique laid paper

Watercolor and graphite

Black and orange marker on paper

Charcoal on cream laid paper

Graphite, black ink and gray wash on heavy off-white wove paper

Red, white, and black chalk on light tan antique laid paper

Gouache on parchment

Black ink, gray wash, and transparent and opaque watercolor over black chalk on off-white antique laid paper

Black ink and colored chalk on thin buff wove paper

Graphite on brown wove paper

Black ink on off-white wove paper