Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Door details, peepholes (full size)

Watercolor and graphite on white wove paper

Black chalk and graphite on off-white wove paper; verso: graphite and charcoal

Watercolor and graphite on off-white wove paper

Watercolor over graphite on off-white wove paper

Crayon(?), gouache(?), and watercolor on cream wove paper

Black ink over graphite on off-white wove paper

Graphite on off-white wove paper

Graphite on cream wove paper

Graphite, black ink, and black crayon on off-white wove paper

Black ink and gouache on cream wove paper

Graphite on paper

Ink and gouache on paper