Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Curtained enclosure - roof deck 308: plan, elevation, and details (1/2" = 1'-0" and full size)

Graphite and charcoal on paper

Graphite on off-white wove paper

Graphite on paper

Oil on tracing paper

Charcoal on blue laid paper

Transparent and opaque watercolor and ink on white wove paper wrapped around cardboard

Ink on paper

Graphite on paper

Graphite on dark cream wove paper

Black colored pencil? on tan wove paper

Graphite and colored pencil on paper

Watercolor and black chalk on off-white wove paper