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

Black ink on off-white wove paper

Watercolor on off-white wove paper

Watercolor over graphite on two pieces of white wove paper

Graphite on off-white wove paper

Watercolor, black ink, pastel, and graphite on off-white wove paper

Black ink on cream wove paper

Collage on cardboard with various kinds of paper (modern laid, wove, etc.), glue, paint (watercolor, oil, tempera) and dirt

Graphite on paper

Black ink and graphite on thin buff wove paper

Graphite on paper

Black ink on off-white wove paper

Graphite on translucent vellum paper, the reverse printed with a grid