Prefabricated Copper Houses, 1931-1932: Building types K0, K2: beam layout, 1:20

Photomechanical print in black ink on orange paper

photomechanical print with wash, colored inks, colored pencil and crayon on paper

Graphite on paper

Black ink on off-white card, magnetic band, in plastic sleeve

Photomechanical print with ink, graphite and wash on paper

Photomechanical print in black ink on white paper

Photomechanical print in black ink on off-white card

Photomechanical print with colored ink, wash, and applied type on paper