Research Project on Economical Apartment Design, 1930: Building type IIIb: section showing heating and electrical installation, 1:50

Letterpress printed in black and orange ink on coated off white wove paper

Photomechanical print with colored pencil on paper

Photomechanical print in black and red inks on white paper

Photomechanical print with graphite and red ink on paper

Poster; photomechanical print in dark grey and gold inks on paper