Prefabricated Copper Houses, 1931-1932: Building type M3: beam layout, 1:20

Photomechanical print with graphite and colored pencils on paper

Photomechanical print in black and gray inks on white paper

Photomechanical print with ink, wash, and gouache on paper

Photomechanical print in orange and black inks on white paper

Photomechanical print with ink, graphite and wash on paper

Photomechanical print with wash on paper

Photomechanical print with colored pencil on paper

Photomechanical print in black ink on light green paper

Photomechanical print in red and black inks on white paper