Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Glass partition receiving modernfold door: sections and details (3" =1"-0" and full size)

Black crayon on paper

Watercolor over graphite on off-white wove paper

Graphite on light green wove paper

Black ink, reddish-brown watercolor, and turquoise crayon on dark cream wove paper, darkened

Charcoal on off-white laid paper

Watercolor on heavy off-white wove paper, with scratchwork

Graphite on paper

Watercolor on off-white wove paper

Red chalk on off-white wove paper

Red chalk on off-white laid paper

Watercolor and oil? over graphite on off-white wove paper

Graphite on paper