"Haus Sonnenfang" Sanatorium, Berlin, 1931: First-fourth floor plan

Photomechanical print in orange, blue and gold inks on white paper

Photomechanical print with ink, wash, and applied type on paper

Typewritten text on paper

Black and orange inks on tan wove paper, folded

Photomechanical print with wash on paper

Photomechanical print with yellow wash on paper

Photomechanical print in brown and silver inks on white paper

photomechanical print with graphite, gelatin silver prints and typewritten text on paper

Photomechanical print with wash on paper

Photomechanical print with wash, graphite, and crayon on paper