Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Suggested shell, Wendel Urn: details (full size)

Graphite on white wove translucent paper

Sketchbook with paper covers

Crayon on paper

Graphite on gesso prepared paper

Black ink on slide film, hand colored

Black wash over graphite on cardboard

Charcoal on blue laid paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Blue crayon on paper

Watercolor and white gouache over graphite on off-white paper

Colored chalk on off-white wove paper