Research Project on Economical Apartment Design, 1930: Building type IIIb: drainage system

Photomechanical print in black ink on orange paper

Photomechanical print with wash and typewritten text on paper

Photomechanical print in black ink on off-white card

Photomechanical print with wash and applied type on paper, splatter-painted

Photomechanical print with applied type on paper

Photomechanical print with washes on paper

Photomechanical print in colored inks on white wove paper

Typewritten text on paper