Prefabricated Copper Houses, 1931-1932: Greenhouse plan, elevation and section, 1:20

Charcoal on off-white laid paper

Graphite on paper

Black crayon on paper and mounted

Colored marker on paper

Photocopies, black ink, and adhesive on paper

Graphite on paper

Graphite on paper

Black marker on paper

Black ink on verso of letter

Colored marker and black pen on paper

Colored marker, opaque watercolor, graphite, and blue pen on paper

Graphite on paper