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

Photomechanical print with colored pencil on paper

Photomechanical print in black and gray inks on white paper

Photomechanical print in brown ink on paper

Photomechanical print in black ink on off-white card, dry collage

Photomechanical print with wash on paper

Photomechanical print with wash on paper

Photomechanical print in black ink on off-white card