Pennsylvania Pavilion for World's Fair, New York, 1939: Diagram of wiring and holes in ceiling (1/16" = 1'-0")

Watercolor over graphite on off-white wove paper

Black pencil on gray paper

Crayon on paper

Black ink on heavy off-white wove paper

Graphite on paper

Black ink over graphite on cream laid paper

Graphite on paper

Graphite on buff wove paper

Graphite on graph paper

Black ink on cream wove paper

Graphite on off-white wove paper

Graphite and crayon on cream modern laid paper