Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress: sections, (1/2" = 1'-0")

Watercolor, black ink, and charcoal on cream modern laid paper, edges taped

Graphite on paper

Black ink and graphite on cream wove paper

Graphite on off-white wove paper

Graphite on buff wove paper

Graphite, watercolor and white gouache on brown wove paper

Watercolor on off-white wove paper

Crayon on paper

Charcoal on white wove paper

Graphite on blue wove paper

Graphite on paper

Graphite on off-white wove paper