"Haus Sonnenfang" Sanatorium, Berlin, 1931: First-fourth floor plan, 1:200

Photomechanical print with wash and applied type on paper

Photomechanical print with applied type on paper

Photomechanical print in brown ink on paper

Black ink on off-white card

Photomechanical print in brown and silver inks on white paper

Photomechanical print in colored inks on paper