Research Project on Economical Apartment Design, 1930: Building type IIb: west elevation, 1:50

Photomechanical print in orange ink on cream paper

Photomechanical print in orange ink on white paper

Photomechanical print with graphite on paper

Photomechanical print in black and red inks on white paper

Photomechanical print with ink and graphite on paper

Photomechanical print with wash on paper

Black and orange inks on tan wove paper, folded