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

Photomechanical print in colored inks on paper

Photomechanical print in black ink on white paper

Relief halftone and letterpress printed in black and red ink on cream wove paper

Photomechanical print in orange and blue inks on paper

Photomechanical print with colored crayons and graphite on paper

Photomechanical print in colored inks on white wove paper

Photomechanical print with wash on paper