Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Longitudinal section (1/4" =1"-0" )

Watercolor and graphite on heavy cream wove paper

Collage on board

Ink and graphite on paper

Crayon on paper

Album with black cloth-covered cardboard covers

Watercolor over graphite on white wove paper

Black ink, charcoal, and watercolor on cream laid paper

Acrylic, graphite, and computer print-out on off-white wove paper

Graphite on paper

Graphite on off-white wove paper

Sketchbook with brown cloth-covered cardboard covers

Charcoal and graphite on off-white laid paper