Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress: elevations (1/4" = 1'-0")

Black ink on cream wove paper

Charcoal on blue laid paper

Black ink and gouache on cream wove paper

Graphite on paper

Black ink on off-white wove paper

Black ink on translucent buff wove paper

Graphite and blue colored pencil on cream colored paper

Graphite on off-white wove paper

Watercolor and graphite on white wove paper

Watercolor over graphite on off-white wove paper, mounted to off-white card

Black ink on off-white wove paper