Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Detail showing limit of cabinet (full size)

Conté crayon, charcoal, graphite, and collaged paper on white wove paper

Red chalk on buff wove paper

Graphite on paper

Graphite on paper

Graphite on white wove paper

Graphite on buff wove paper

Black ink on off-white wove paper; verso: black ink and gray wash

Black ink on ivory laid paper

Black ink and gray wash over graphite on off-white wove paper

Pastel and graphite on white wove paper

Graphite on paper