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

Colored crayons on paper

Graphite on cream colored-paper industrially-lined paper in a wire bound notebook with printed, coded, brown cardboard.

Black ink on frosted mylar

Charcoal on blue laid paper

Graphite on off-white wove paper

Colored pencil and graphite on cream wove paper

Watercolor over black chalk on cream wove paper

Watercolor on off-white wove paper, mounted to heavy cardboard

Watercolor & white gouache over graphite on white wove ppr. mounted to cardboard

Black ink, charcoal, and watercolor pencil on cream wove paper

Charcoal on paper

Watercolor and gouache on off-white illustration board