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

Black crayon on paper

Black marker on paper

Black paint and opaque and transparent watercolor on off-white thick paper

Colored marker, paper, and adhesive on paper

Colored crayons on paper

Black marker on paper

Green and brown crayon on paper

Black marker on paper

Paper

Colored marker on paper

Graphite on paper

Black ink on translucent vellum paper