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

Black ink and graphite on cream wove paper (two pieces joined)

Graphite on graph paper

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

Graphite on translucent wove paper

Sketchbook with cardboard covers and spiral wire binding

Copperpoint, fire, smoke, wax, on prepared paper

Charcoal, graphite, incision and gray acrylic paint on museum board

Graphite on paper

Oilstick on white wove paper

Black chalk on off-white wove paper

Graphite on paper

Watercolor and graphite on cream wove paper