Prefabricated Copper Houses, 1931-1932: Base: plans and details (cancelled), 1:1

Graphite and ink on paper

Colored marker on paper

Colored crayons on paper

Graphite on paper

Colored marker and adhesive on paper

Graphite and watercolor on paper

Graphite on paper ; graphite and aqua crayon on paper

Black printer ink, blue pen, paper, and adhesive on paper

Graphite on paper

Purple crayon on paper

Graphite on paper

Black crayon on paper