Pennsylvania Pavilion for World's Fair, New York, 1939: Bell tower flooring plan, (3/4" = 1'-0")

Charcoal and graphite on off-white laid paper, squared

Graphite on paper

Graphite on buff wove paper

Black ink and colored pencil on white wove paper

Black ink and oil on thin off-white wove paper, mounted on ivory wove paper

Black and red conté crayon on ivory tracing paper

Graphite on off-white wove paper

Graphite on buff wove paper

Watercolor over graphite on off-white wove paper

Graphite on paper

Watercolor over graphite on buff wove paper

Graphite and colored pencil on tracing paper, bound with white and yellow tissue interleaving sheets, and hardbound with grey cloth binding