Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Lighting fixture schedule

Brown ink on off-white wove paper, mounted to a larger sheet of wove paper

Green watercolor and black ink on off-white wove paper

Black fiber-tip ink and blue and black ballpoint ink on cream wove paper

Black fiber-tip ink on off-white wove paper

Charcoal on off-white laid paper

Watercolor and black ink over graphite on off-white illustration board

Black ink on tan wove paper

Watercolor and felt-tip pen on white notebook paper with perforated edge

Black ink and graphite on cream translucent vellum paper

Graphite on off-white wove paper

Graphite on off-white tracing paper

Watercolor on ruled off-white wove paper