Pennsylvania Pavilion for World's Fair, New York, 1939: Hall of Progress, hanging metal sections, case behind mirror: plan, sections, elevation (1/2" , 3" = 1'-0" )

Watercolor and black ink on darkened off-white wove paper

Watercolor on off-white wove paper

Black ink and gray wash on cream laid paper

Black ink on off-white wove paper

Watercolor over graphite on off-white wove paper

Graphite on blue-flecked gray laid paper

Black ink on tan wove paper

Crayon on paper

Watercolor and graphite on white wove paper

Graphite on paper

Oil and watercolor over graphite on cream wove paper