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

Black crayon on envelope

Graphite and colored crayons on paper

Black and white photocopy and adhesive on paper

Black marker on paper

Graphite on paper

Black crayon on paper

Black, purple, and pink crayon on paper

Graphite on paper

Black crayon on cream wove paper

Colored pencil on cream wove paper

Black crayon on paper

Black and red marker on paper