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

Colored marker on paper

Colored marker and blue pen on paper

Black chalk counterproof on off-white antique laid paper

Graphite and red crayon on paper

Charcoal, black ink, and colored pencil on cream laid paper

Black crayon on paper

Graphite on paper

Ink and wash over graphite on tan wove paper

Graphite on paper and mounted

Black ink on off-white wove paper

Graphite on heavy cream wove paper

Graphite on paper