Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Plot plan with retaining wall details, (1" =20' and 1/4" = 1'-0")

Brown ink and wash on thin cream wove paper

Black ink on frosted mylar

Black ink on off-white tracing paper

Watercolor on off-white wove paper

Verso: graphite on off-white laid paper

Black ink on white wove paper

Colored crayons on paper

Crayon on paper

Black and white chalk on blue-gray wove paper

Watercolor on cream wove paper

Watercolor and white gouache over graphite on off-white wove paper

Collage of gouache and black ink on paper