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

Photomechanical print with wash and applied type on paper

Photomechanical print in orange, dark blue and gray inks on white paper

Photomechanical print with wash on paper

Photomechanical print in black ink on off-white card, dry collage

Photomechanical print in red and black inks on white paper

Photomechanical print in black and red inks on white paper

Photomechanical print in ink with colored pencil on paper

Photomechanical print in gray, blue and orange inks on paper