Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Third floor servants' and hall closets: plans, elevations, and sections (3/4" = 1'-0")

Black ink, colored and black chalk on off-white wove paper

Graphite and charcoal on off-white wove paper

Graphite on paper

Metallic paint, watercolor, and black ink over graphite on cream wove paper; album leaf: graphite

Watercolor and gouache on white wove notebook paper

Ink on paper

Oil on green prepared paper

Black ink on thin off-white wove paper

Watercolor and graphite on cream wove paper; verso: black ink and graphite

Graphite on paper

Ink on cardboard

Charcoal and white chalk on green paper with collage of charcoal and white chalk on rust and blue paper