Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Landscaping plan (1' =10'-0")

Graphite on off-white wove paper

Black ink, graphite, and charcoal on off-white wove paper; verso: graphite

Graphite on off-white wove paper

Watercolor over graphite on off-white wove paper

Black ink and gouache on heavy off-white wove paper

Transparent and opaque watercolor on cream wove paper

Crayon on paper

Black ink on dark blue wove paper

Graphite on off-white tracing paper

Black ink and graphite on translucent vellum paper

Colored pencil over graphite on off-white wove paper

Black ink, watercolor, and charcoal on cream wove paper