Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Third floor and roof plans (1/4" = 1'-0")

Black ink, charcoal, and watercolor on cream laid paper

Watercolor on off-white wove paper

Collage of cut and printed colored papers mounted to brown coated paper

Graphite and colored pencil on paper

Watercolor and white gouache over graphite on buff laid paper

Crayon on paper

Watercolor and white gouache over black and colored chalk on ivory wove paper

Graphite on off-white wove paper

Black ink on white wove paper

Black ink on modern laid paper

Crayon on paper

Graphite on off-white wove paper