Prefabricated Copper Houses, 1931-1932: Building type R: basement plan, 1:20

Photomechanical print with wash on paper

Photomechanical print in red and black inks on white paper

Photomechanical print with colored pencil on paper

Photomechanical print in orange and dark blue inks on paper

Photomechanical print with yellow wash on paper

Photomechanical print in black ink on light green paper