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

Black ink, graphite, and yellow chalk on off-white wove paper

Graphite on off-white laid paper

Graphite on off-white wove paper

Red and brown chalk on off-white wove paper

Watercolor on thin off-white wove paper

Ink and graphite on paper

Black ink and graphite on cream wove paper; verso: watercolor, black ink, and graphite

Black ink on cream wove paper

Graphite on paper

Ink on paper

Graphite on off-white wove paper

Graphite on off-white wove paper