Prefabricated Copper Houses, 1931-1932: Wall element: section, 1:1

Black crayon on paper

Graphite on paper

Graphite on paper

Graphite and colored crayons on paper

Black, blue and aqua crayon on paper

Graphite and blue crayon on paper

Black ink on paper

Paper

Graphite with red, gold and orange crayon on paper

Graphite on paper adhered to paper

Colored marker on paper

Black crayon on brown wove paper