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

Watercolor and white gouache on off-white wove paper, mounted to cardboard

Black ink over graphite on cream laid paper

Charcoal and black ink on cream laid paper

Graphite on off-white wove paper

Graphite on cream wove paper

Black ink on cream wove paper

Graphite on paper

Graphite on paper

Graphite on paper

Black and white chalk and charcoal on blue laid paper

Colored crayon on brown wove paper

Graphite on off-white wove paper