Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Living room fireplace plan (1 1/2" = 1'-0")

Watercolor and white gouache over graphite [?] on gray paper

Graphite on off-white tracing paper

Graphite, black ink and bleach on beige wove paper

Red-orange and yellow-green crayon, and graphite on off-white wove paper

Black ink on off-white wove paper

Tempera on acetate, laid over black tissue paper

Black ink and graphite on off-white wove paper

Graphite on cream wove paper

Graphite on paper

Watercolor and graphite on white wove paper

Graphite on off-white wove paper

Graphite on paper