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

Graphite on off-white wove paper

Black crayon and ink ; black crayon on paper

Ink with collage on paper

Watercolor on off-white wove paper

Graphite on paper

Graphite and white gouache on off-white wove paper

Black ink and gray wash over chalk on off-white wove paper

Graphite on cream wove paper

Pastel on off-white wove paper

Colored crayon on brown paper

Black felt-tip ink on white wove paper

Charcoal on cream laid paper