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

Colored marker and green pen on paper

Colored marker on paper

Black crayon on paper

Black marker on paper

Graphite on paper

Colored marker on paper

Black and purlpe pen on paper

Photograph and adhesive on paper

Graphite on paper

Graphite on paper with irregular right and bottom edge

Colored marker on paper

Black crayon on paper