Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Northwest elevation (proposed alteration) (1/4" = 1'0")

Black ink and gray wash over graphite on off-white wove paper

Brown chalk on off-white machine made rag wove paper

Graphite on off-white wove paper

Graphite on off-white wove paper

Beeswax, graphite, detritus and debris on wove paper

Watercolor over graphite on off-white wove paper

Black ink on paper

Watercolor and graphite on cream wove paper

Watercolor over graphite on off-white wove paper

Black ink over graphite on thin cream tracing paper, mounted to cardboard

Graphite on off-white wove paper

Graphite on off-white wove paper (recto and verso)