Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Southeast elevation (1/4" = 1'-0")

Oil on tracing paper

Cast paper

Graphite on cream wove paper mounted to cardboard

Gouache, black ink, and graphite on cream wove paper

Black ink on blue wove paper

Black ink and gray wash on buff wove paper, darkened

Black ink with scratchwork on glossy white wove paper

Watercolor and graphite on white wove paper

Black ink, red and yellow chalk on cream wove paper

Graphite on cream wove paper laid down to off-white wove paper

Graphite on off-white paper

Watercolor