Prefabricated Copper Houses, 1931-1932: Building type M1: plans and perspective sketches

Graphite on paper

Blue pen on paper

Graphite with brown and blue crayon on paper

Graphite with yellow crayon on paper

Blue pen on Chateau Marmont notepaper, adhesive, and black marker on paper

Graphite on paper

Black ink and applied type on paper

Graphite on paper

Colored marker on paper

Watercolor and black ink on off-white laid paper

Graphite on paper

Black marker, black ink, and opaque watercolor on paper