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

Photomechanical print with typewritten text on paper

Photomechanical print in black ink on off-white card

Photomechanical print with wash on paper

Photomechanical print with applied type on paper

Photomechanical print in black and white ink on brown paper