Research Project on Economical Apartment Design, 1930: Building type IIb: ground floor plan showing plumbing and gas installation, 1:50

Photomechanical print in black ink on off-white card

Photomechanical print

Photomechanical print with colored pencil on paper

Photomechanical print with wash and gouache on paper

Photomechanical print with applied type on paper

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

Photomechanical print in orange and dark blue inks on paper