Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Door frames: details (3" = 1'-0" and full size)

Black ink on blue laid paper

Sketchbook with cardboard covers and maroon cloth spine

Black ink over graphite on off-white wove paper

Black pen and ink on tan, thick, machine made laid paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Watercolor on off-white wove paper

Watercolor over graphite on off-white wove paper, mounted to off-white card

Watercolor on off-white wove paper

Graphite on off-white wove paper

Black ink on off-white wove paper

Graphite on paper