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

Photomechanical print with wash on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print with graphite and colored pencil on paper

Photomechanical print in black ink on white wove paper

Photomechanical print in black and green ink on green paper

Photomechanical print in orange and black inks on paper

Photomechanical print in black and gray inks on white paper

Photomechanical print in gold, dark blue and burgundy inks on paper

Photomechanical print with colored pencil on paper