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

Graphite on off-white wove paper

Charcoal on cream laid paper

Graphite on off-white wove paper

Black ink on slide film, hand colored

Graphite on tan wove paper; verso: graphite and black ink on tan wove paper

Collage of cut colored paper on wove paper

Watercolor over graphite on off-white wove paper

Crayon on paper

Black ink and graphite on thin buff wove paper

Watercolor over graphite on heavy off-white wove paper

Black and white chalk on darkened buff laid paper

Charcoal on cream laid paper