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

Photomechanical print in black ink on white paper

Poster; photomechanical print in black ink on white paper

Photomechanical print with graphite and colored pencils on paper

Poster; photomechanical print in green ink on white paper

Photomechanical print in black and red inks on white paper

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

Photomechanical print with wash on paper

Photomechanical print with colored pencil on paper