Prefabricated Copper Houses, 1931-1932: Building types K, K1: layout of roof planks, 1:20

Photomechanical print in red and black inks on white paper

Typewritten text on paper

Photomechanical print with ink and colored washes on paper

Typewritten text on paper

Photomechanical print in black ink on off-white card

Photomechanical print with graphite and colored pencil on paper

Photomechanical print with colored washes on paper

Photomechanical print in black ink on white paper