Prefabricated Copper Houses, 1931-1932: Building types K, K1: beam layout, 1:20

Photomechanical print with colored pencil on paper

Photomechanical print with graphite, wash, and collage elements on paper

Photomechanical print in orange and black inks on paper

Photomechanical print with colored pencil on paper

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

Photomechanical print with colored crayons and graphite on paper

Photomechanical print with ink and graphite on paper

Photomechanical print with graphite and colored pencil on paper

Photomechanical print with wash, graphite, and ink on paper