Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Revision of wall between pool and recreation room: elevation and plan (cancelled) (1/2" =1"-0" )

Graphite on off-white wove paper

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

Black ink and graphite on graph paper

Watercolor over graphite on off-white wove paper

Charcoal, oil stick, acrylic, and Liquid Paper on white wove paper

Opaque watercolor on purple construction paper

Black ink on illustration board

Ink and collage

Watercolor and graphite on white wove paper

Graphite on off-white wove paper

Charcoal on Japanese mulberry paper, mounted to beige cardboard

Graphite on cream laid paper