"Haus Sonnenfang" Sanatorium, Berlin, 1931: East and west elevations

Colored marker on paper

Black crayon on paper

Black crayon on paper

Graphite on paper

Black marker and blue ink on paper

Graphite on paper

Blue pen on notecard, black pen on postal receipt, adhesive, and black pen on paper

Ink, wash, and applied type on paper

Black crayon on paper

Watercolor and black ink on off-white wove paper

Colored marker on paper

Graphite on paper, mounted