Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Telephone niche in swimming pool: plan, elevation and section (1/2" and 3" = 1'-0")

Acrylic paint on white wove paper

Black ink and charcoal on cream laid paper

Graphite on paper

Watercolor and graphite on paper

Black ink on ivory laid paper

Silverpoint on off-white prepared paper

Oil on off-white wove paper

Graphite on off-white tracing paper

Ink on paper

Black ink, graphite, red pencil, and collage on off-white wove paper

Graphite on off-white wove tracing paper

Graphite on off-white wove paper