Prefabricated Copper Houses, 1931-1932: Ground floor plan, 1:50

Oil transfer drawing and watercolor on white laid paper, mounted to white card

Watercolor on off-white Asian paper

Black crayon on paper

Graphite on paper

Graphite and colored crayon on paper

Colored marker on paper

Black and colored crayon on off-white wove paper

Black ink on off-white wove paper

Black marker on paper

Graphite and red crayon on paper

Ink on paper

Colored crayons on paper and mounted