Prefabricated Copper Houses, 1931-1932: Building types K, K0, K1, K2: north elevation, 1:20

Graphite on paper

Photomechanical print with wash, graphite, and ink on paper

Photomechanical print with wash on paper

Photomechanical print with graphite and colored pencil on paper

Photomechanical print with ink, graphite and wash on paper

Photomechanical print in black and brown inks on white paper