Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress, display case: plans and sections (1/4" and 3" = 1'-0" )

Charcoal on blue laid paper

Graphite on paper

Black ink on off-white wove paper

Black ink and gouache on cream wove paper

Graphite on off-white wove paper

Watercolor and white gouache over graphite on blue wove paper

Black crayon on paper

Black ink on off-white wove paper

Watercolor over graphite on off-white wove paper

Black ink and graphite on off-white wove paper

Sketchbook with cardboard covers and spiral wire binding

Watercolor on ruled off-white wove paper