Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress: mirror wall details; theater section(1/4" , 1/2", and 3" = 1'-0")

Graphite on paper

Black crayon on heavy buff wove paper

Graphite on paper

Graphite on paper

Watercolor over graphite on off-white illustration board

Black ink on off-white wove paper

Watercolor

Black crayon on gray wove paper

Graphite on gray wove paper

Graphite on white wove translucent paper

Graphite on off-white wove paper

Watercolor and graphite on white wove paper