Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Sofa and cases, room #220, elevations, sections, plan (1 1/2" =1'-0" and full size)

Graphite on paper

Graphite on paper

Colored chalks over graphite on buff cardboard

Charcoal on buff wove paper

Sprayed paint (acrylic?) and pastel on off-white wove paper

Watercolor and white crayon over graphite on heavy cream wove paper with scratchwork, mounted to brown card

Graphite and white pastel on gray-green wove paper

Black ink on tan wove paper

Collage

Graphite on paper

Graphite on off-white wove paper

Watercolor over graphite on heavy off-white wove paper