Prefabricated Copper Houses, 1931-1932: Building types K1, K2: layout of roof planks, 1:20

Photomechanical print with colored pencil on paper

Photomechanical print with wash on paper

Photomechanical print with ink and wash on paper

Photomechanical print in black and pink inks on white paper

Photomechanical print in orange and blue inks on paper

Photomechanical print in orange, blue and gold inks on white paper

Photomechanical print in colored inks on white paper

Photomechanical print in colored inks on white paper