Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Third floor plan

Photographs, watercolor, graphite, charcoal, black crayon, ink and marker and printed city plan on off-white wove paper

Watercolor, graphite and colored crayon on off-white wove paper

Unfixed pastel on paper

Black ink, graphite, and yellow chalk on off-white wove paper

Brown ink and graphite on brown paper

Graphite on off-white wove paper mounted to off-white cardboard

Graphite on paper

Black and blue marker and graphite on white wove translucent paper

Sketchbook with cardboard covers and spiral wire binding

Graphite on cream wove paper

Watercolor on gampi paper

Black ink and pen on commercially ruled, hole punched paper