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

Black marker on paper

Graphite on paper

Graphite on paper

Graphite on paper

Black and red marker on paper

Colored marker on paper

Black marker, red marker, and graphite on black and white photocopies and adhesive on paper

Colored and metallic marker on paper, adhesive, and colored marker on paper

Graphite on paper

Colored marker on paper

Ink on vellum

Graphite on paper