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

Photomechanical print in gray, blue and orange inks on paper

Photomechanical print with colored pencil on paper

Photomechanical print in black and white ink on brown paper

Photomechanical print with wash on paper

Photomechanical print with applied type on paper

Photomechanical print with ink, wash, and applied type on paper