Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Light screen - living room: plan, elevation, sections, and detail (1 1/2" = 1'-0")

Black crayon on thin buff wove paper

Graphite and black chalk on off-white wove paper

Graphite on buff wove paper

Oil over graphite on off-white wove paper

Watercolor on cream wove paper

Watercolor over graphite on heavy off-white wove paper

Charcoal, graphite wash and graphite with polyester resin moulded hand, string, paintbrush and wooden ruler on off-white wove paper

Black ink on machine made rag wove paper

Graphite on thin off-white wove paper

Black ink, black and gray wash, over a cyanotype on white wove paper

Oil on white prepared paper

Graphite on off-white wove paper