"Haus Sonnenfang" Sanatorium, Berlin, 1931: Roof plan

Photomechanical print in red and black inks on white paper

photomechanical print with red ink, spatter paint, applied type, and collage elements on paper

Photomechanical print with colored pencil on paper

Photomechanical print in orange, dark blue and gray inks on white paper

Typewritten text on paper

Photomechanical print with wash and crayon on paper

Photomechanical print with wash on paper