Atlas and Moderation, Royal Palace, Amsterdam; verso: Partial Rocky Landscape

Graphite on off-white wove paper

Red and white chalk on faded blue antique laid paper; verso: black and white chalk

Watercolor on paper

Colored marker on paper

Graphite on paper

Black chalk and black-chalk sauce, heightened with white chalk, on cream wove paper, prepared with blue ground

Watercolor over graphite on off-white wove paper

Black marker on paper

Black marker, paper, and adhesive on paper

Brown ink, white gouache, brown wash, and graphite on tan wove paper with ruled lines, laid down

Watercolor on cream wove paper

Graphite on paper