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

Brown and ochre ink, varnished (?) in some areas, on handmade off-white Mexican bark paper

Mixed media (ink, watercolor, and gouache) on paper

Black ink on dark blue wove paper

Graphite and colored pencil on graph paper

Watercolor and graphite, with touches of white gouache, on cream wove paper

Black ink on off-white wove paper

Graphite on off-white wove paper

Graphite on cream wove paper

Crayon on black illustration board

Graphite on coated off-white wove paper

Graphite on paper

Graphite on off-white wove paper