Research Project on Economical Apartment Design, 1930: Building type IIIb: first-third floor plans, 1:50

Photomechanical print in black ink on off-white card and sugar in plastic sleeve

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

Photomechanical print in orange and blue inks on white paper

Photomechanical print in gray ink on paper