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

Photomechanical print with washes on paper

Photomechanical print with graphite and wash on paper

Photomechanical print in colored inks on paper

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

Photomechanical print in orange and blue inks on white paper

Photomechanical print with graphite and colored pencil on paper

Photomechanical print in red and black inks on white paper

Photomechanical print with graphite on paper

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

Photomechanical print with wash on paper, splatter-painted