Research Project on Economical Apartment Design, 1930: Building type IIb, drainage system: plan, 1:50

Photomechanical print with washes on paper

Photomechanical print with wash on paper

Photomechanical print with ink on paper

Photomechanical print with ink and graphite on paper

Photomechanical print in colored inks on white paper

Typewritten text on paper

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