Prefabricated Copper Houses, 1931-1932: Building type K: plan

Colored chalk on blue wove paper

Black and green crayon on paper

Colored marker and black pen on paper

Colored marker on paper

Colored marker on paper

Graphite on cream wove paper

Gouache, black ink, watercolor, and graphite on cream wove paper

Graphite and ink on paper

Graphite on paper

Colored marker on paper

Charcoal on paper

Graphite on cream wove paper