Prefabricated Copper Houses, 1931-1932: Ground floor plan, 1:50

Graphite and ink on paper

Graphite on paper

Graphite on paper

Black and red marker on paper

Colored crayons on paper

Black and aqua marker on paper

Black crayon on paper

Graphite on off-white wove paper and mounted to cream wove paper

Black crayon on paper

Graphite, black ink, and blue ink on paper

Graphite and crayons on paper

Colored marker and black pen on paper