Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Study joist layout: plan (1/2" = 1'-0")

Mixed media on paper

Watercolor on off-white wove paper

Black ink and wash on off-white card

Graphite on paper

Watercolor over graphite on off-white wove paper

Graphite on off-white wove paper

Graphite on off-white card

Oil on tracing paper

Bound book with paper-covered cardboard covers

Black ink on off-white wove paper

Charcoal, oil stick, acrylic, and Liquid Paper on white wove paper

Black ink and blue pencil on off-white wove paper; verso: black ink