Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Lighting through in ground floor dressing room (cancelled) (1/2" and 3" = 1'-0")

Graphite and black chalk on off-white wove paper

Watercolor and white gouache on off-white wove paper

Watercolor

Watercolor and graphite on off-white wove paper

Crayon on paper

Black ink, graphite, and yellow chalk on off-white wove paper

Black crayon on buff wove paper

Graphite on paper

Graphite on off-white wove paper

Black ink and gray wash on off-white wove paper

Graphite on paper

Graphite on off-white wove paper