Eruption of Vesuvius in 1806

Black chalk on cream wove paper

Brown ink over black chalk

Watercolor, with accents of gouache, over graphite on cream wove paper

Brush and tempera on off-white wove paper

Graphite on pale blue-gray antique laid paper

Graphite on dark cream antique laid paper

Graphite on cream wove paper

Graphite on cream antique laid paper

Graphite on off-white wove paper

Graphite on dark cream antique laid paper

Black chalk on off-white wove paper

Watercolor and graphite on white wove paper