Prefabricated Copper Houses, 1931-1932: Building type S: rafter layout, 1:20

Blue crayon on paper

Colored marker and black pen on paper

Graphite on paper

Graphite and colored pencil on paper

Graphite on paper, mounted

Ink, wash, and gouache on paper

Graphite on paper

Graphite on paper

Colored crayons on paper

Black marker, blue ink, and adhesive on paper

Colored marker and black pen on paper

Black crayon on paper