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

photomechanical print with black and colored inks, wash, and applied type on paper

Photomechanical print with gouache on paper

Photomechanical print with graphite on paper

Photomechanical print

Photomechanical print in red ink on white paper

Colored ink on tan wove paper

Photomechanical print with graphite and crayon on paper