Research Project on Economical Apartment Design, 1930: Building type IIIb: section showing heating and electrical installation, 1:50

Typewritten text on paper

Typewritten text on paper

Graphite on paper

Photomechanical print in gold, dark blue and burgundy inks on paper

Photomechanical print in colored inks on paper

Photomechanical print in orange and blue inks on white paper

Photomechanical print with wash on paper

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

Photomechanical print in reddish-brown ink on white coated paper