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

Photomechanical print in gray ink on paper

Photomechanical print in black and red inks on white paper

Photomechanical print with ink and graphite on paper

Poster; photomechanical print in blue ink on white cardboard

Photomechanical print

Poster; photomechanical print in green ink on white paper

Photomechanical print with ink, wash, and gouache on paper

Photomechanical print with wash on paper

Photomechanical print with colored pencil on paper

Photomechanical print in colored inks on white wove paper