Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior casework details, study - room #117: elevations, isometric, and sections (1 1/2" and 6" = 1'-0")

Pastel and watercolor on white wove paper

Turpentine wash with oil on white wove paper

Colored crayons on paper

Black ink on white wove paper

Black ink and graphite on cream wove paper

Black ink and gray wash on cream wove paper

Black ink on off-white wove paper

Watercolor and graphite on white wove paper

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

Graphite on off-white wove paper

Watercolor and graphite on layered cream wove paper

Graphite on paper