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

Photomechanical print with ink and wash on paper

Photomechanical print in black ink on white wove paper

Photomechanical print in orange and blue inks on white paper

Photomechanical print with wash on paper

Photomechanical print in blue ink on white paper

Photomechanical print in black ink on brown paper

Photomechanical print in gray, blue and orange inks on paper

Photomechanical print with washes on paper

photomechanical print with blue wash and collage elements on off-white wove paper, mounted overall to gray board; corrections added in white gouache