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

Ink and graphite on paper

Crayon on paper

Graphite on off-white wove paper

Watercolor over graphite on heavy off-white wove paper

Charcoal on blue laid paper

Graphite on off-white wove paper

Black ink and graphite on off-white wove paper

Graphite on paper

Charcoal on modern laid paper

Black ink, charcoal, watercolor, and watercolor pencil on cream laid paper, edges taped

Watercolor on off-white wove paper

Black ink on off-white wove paper