Recreation and Cultural Buildings, Berlin-Tiergarten, 1929-1930: Tunnel: plan and section, 1:1000,1:100

Photomechanical print with colored pencil on paper

photomechanical print with black and colored inks, wash, and applied type on paper

Photomechanical print with colored pencil on paper

Photomechanical print with graphite and applied type on paper

Photomechanical print with applied type on paper

Photomechanical print in orange and dark blue inks on paper

Photomechanical print in colored inks on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print in blue ink on white paper