Prefabricated Copper Houses, 1931-1932: Building type M3: upper floor beam layout, 1:20

Photomechanical print in black ink on off-white card

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

Photomechanical print with graphite and washes on paper

photomechanical print with colored and black inks, wash, and applied type on paper

Photomechanical print in gold, orange and green inks on paper

Photomechanical print with wash, graphite and crayon on paper

Photomechanical print in red and black inks on white paper

Photomechanical print

Photomechanical print in black ink on brown paper

Photomechanical print with wash on paper