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

Gray wash over graphite on blue wove paper

Graphite on white wove translucent paper

Black ink, graphite, and yellow chalk on off-white wove paper

Black ink on thin off-white wove paper

Graphite on cream laid paper

Watercolor and white gouache over graphite on buff laid paper

Black crayon on paper

Black ink, graphite, and yellow chalk on off-white wove paper; verso: black ink

Black ink on white wove paper

Acrylic paint and graphite on brown wove paper

Watercolor over graphite on off-white wove paper

Graphite on translucent wove paper