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

Black ink on off-white wove paper

Black ink over graphite on gray wove paper

Pastel on dark brown cardboard

Graphite on paper

Charcoal on cream laid paper

Black ink on cream wove paper

Graphite on off-white wove paper

Graphite on paper

Ink and collage

Watercolor over graphite on off-white wove paper

Black and gray ink, gray and brown wash, and graphite on cream wove paper

Watercolor and graphite on wove paper