Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Location of stone retaining walls with cedar screens: plan and sections (1" = 1'-0")

Watercolor on cream wove paper

Graphite on off-white wove paper

Graphite on cream wove paper

Watercolor over graphite on white wove paper

Graphite on cream wove paper

Graphite on off-white wove paper

Album with black cloth-covered cardboard covers

Watercolor on off-white wove paper

Graphite on tan wove paper

Graphite on paper

Oil on tracing paper

Gouache and watercolor on off-white wove paper