Pennsylvania Pavilion for World's Fair, New York, 1939: Neon tube light lettering: diagram (1 1/2" = 1'-0" and full size)

Watercolor and black ink on heavy white wove paper

Crayon on paper

Black ink and white gouache over graphite on off-white wove paper

Graphite on paper

Charcoal, white pencil, black ink, red watercolor (or ink) on off-white wove paper

Black ink and graphite on off-white wove paper

Graphite on off-white wove paper

Colored pencil and graphite on graph paper

Black and white chalk and charcoal on blue laid paper

Graphite on paper

Black ink with white gouache on off-white card

India ink over graphite on white wove paper