Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress, strap hangers: elevations and plan (1/2" , 3" = 1'-0" )

Black ink on off-white wove paper

Colored chalk and beige gouache on buff wove paper

Watercolor on off-white wove paper

Yellow ink on off-white wove paper

Graphite on cream wove paper

Watercolor and graphite on paper

Collage on off-white wove paper

Black and colored crayon on off-white wove paper

Graphite on off-white wove paper

Charcoal on buff wove paper

Graphite on paper

Gouache on off-white wove paper