Office Unit and Factory Building, Greensboro, North Carolina, 1944-1946: Sketch of plan

Graphite on off-white tissue paper

Watercolor and white gouache on blue laid paper

Graphite on paper

Graphite and ink on paper

Graphite on paper

Graphite on paper

Black ink on off-white wove paper

Black chalk on off-white modern laid paper

Graphite on off-white wove paper

Watercolor on white wove paper

Charcoal and chalk on off-white wove paper

Red, black, brown and white conté crayon on gray wove paper