Prefabricated Copper Houses, 1931-1932: Stairs and base: details, 1:20

Photomechanical print with wash on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print in gold, orange and green inks on paper

Photomechanical print with yellow wash on paper

Photomechanical print with wash on paper

Photomechanical print with graphite and colored pencil on paper

Photomechanical print with ink and graphite on paper

Photomechanical print with applied type on paper