Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: State of rough excavation: plan (1" = 1'-0")

Graphite on paper

Graphite on off-white wove paper

Acrylic paint on paper

Black ink on off-white wove paper

Graphite on paper

Watercolor on three sheets of overlapping white wove paper

Watercolor and black ink on cream wove paper

Graphite on paper

Watercolor and graphite on off-white wove paper

Oil on white prepared paper

Watercolor and graphite on white wove paper