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

Photomechanical print with gouache on paper

Photomechanical print in orange and blue inks on white paper

Photomechanical print with graphite and red ink on paper

photomechanical print with graphite, gelatin silver prints and typewritten text on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print with colored washes on paper

Photomechanical print in orange ink on cream paper