Research Project on Economical Apartment Design, 1930: Building type IIb: basement plan, 1:50

Photomechanical print in gray, blue and orange inks on paper

Photomechanical print

Photomechanical print in black and red inks on white paper

Gelatin silver prints, photomechanical prints, wash, and applied type on paper

Photomechanical print with wash and gouache on paper

Typewritten text on paper