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

Graphite and watercolor on paper

Gouache on gray-green laid paper

Black marker, paper, and adhesive on paper

Graphite and transparent watercolor on cream wove paper

Black marker on paper

Graphite on paper

Black crayon on off-white wove paper and mounted to cream wove paper

Graphite and blue crayon on paper

Graphite on paper

Graphite on paper

Graphite on paper

Brown crayon on paper