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

Photomechanical print and gouache on paper

Photomechanical print in gray, blue and orange inks on paper

Photomechanical print with applied type on paper

Photomechanical print in black ink on white paper

Photomechanical print with ink, applied type, and typewritten text on paper

Photomechanical print in colored inks on paper

Photomechanical print in ink on translucent paper