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

Black crayon on tan wove paper

Black crayon on paper

Graphite on paper

Charcoal on paper

Graphite and aqua crayon on paper

Colored crayons on paper

Black crayon on paper

Ink and applied type on paper

Graphite and watercolor on paper

Black and blue marker, paper, and adhesive on paper

Graphite with yellow and blue crayon on paper

Colored marker on paper