Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Interior details of rooms #114 and #115: plan, elevations, and details (1/2", 1 1/2" and 6" = 1'-0")

Colored crayon on brown illustration board

Brown ink and graphite on brown paper

Black, brown and blue crayon on paper

Sketchbook with cardboard covers and spiral wire binding

Watercolor on off-white wove paper

Black crayon and ink ; black crayon on paper

Graphite on off-white wove paper mounted to another sheet of off-white wove ppr

Black ink on off-white wove paper

Graphite on paper

Watercolor on paper

Graphite on paper

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