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

Graphite on paper

Graphite on paper

Watercolor over graphite on white wove paper

Graphite on paper

Graphite on off-white wove paper

Watercolor on off-white wove paper

Acrylic, graphite, and computer print-out on off-white wove paper

Charcoal on cream laid paper

Graphite on paper

Watercolor over graphite on off-white wove paper

Graphite on off-white wove paper

Graphite on off-white wove paper