Prefabricated Copper Houses, 1931-1932: Base, section (cancelled), 1:1

Graphite on paper

Black crayon on paper

Black crayon on paper

Paper

Graphite on paper

Graphite with colored crayons on paper

Colored marker on paper

Graphite on paper

Graphite on paper

Black ink on thin cream wove paper

Graphite and colored pencil on paper

Black and white tempera on paper