Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Detailed plan of clothes chute, f.a. duct, incinerator etc (1/2" = 1'-0")

Graphite on off-white wove paper

Ink on paper

Graphite on paper

Graphite on paper

Graphite on off-white wove paper

Black ink and watercolor pencil on white paper

Graphite on paper

Graphite and brown ink on gray wove paper

Pastel on off-white wove paper

Watercolor, gray wash, blue ballpoint, and graphite on off-white wove paper

Black fiber-tip ink on buff wove paper, mounted to fabric-covered cardboard

Blue ink and graphite on off-white laid paper