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

Black ink, gray wash and white gouache on off-white wove paper, mounted on buff wove paper

Black ink on off-white wove paper

Turpentine wash with oil on off-white wove rag paper

Watercolor and white gouache on off-white wove paper

Graphite and black ink on off-white wove paper

Watercolor and red ink lines on white wove paper

graphite on brown paper

Graphite on off-white wove paper

Watercolor on darkened cream wove paper

Graphite on trace paper

Graphite on off-white wove paper

Black ink and black and colored pencil and crayon on cream wove paper