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

Black pastel on gray wove paper

Black fiber-tip ink on buff wove paper

Graphite on off-white wove paper

Black ink on tan wove paper

Graphite on darkened off-white wove paper

Black crayon and ink on paper

Tempera on buff card

Graphite and ink on paper

Black ink on ivory laid paper

Charcoal on cream laid paper

Watercolor and black ink over graphite on off-white wove paper

Graphite on paper