Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Site plan

Graphite on paper

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

Graphite on buff wove paper

Black crayon on thin ivory wove paper

Black ink and wash, red, blue, and yellow watercolor on cream wove paper

Black ink on cream wove paper

Black ink and gray wash on cream laid paper

Watercolor over graphite on off-white wove paper

Ink and graphite on paper

Charcoal and graphite on off-white laid paper

Charcoal on cream laid paper

Ink with collage on paper