Competition Entry for Coeducational Vocational School, Berlin-Cöpenick, 1930: Basement plan, 1:200

Black marker on paper

Watercolor and black ink on off-white laid paper

Charcoal on paper

Black crayon on paper

Black and red marker and black pen on paper

Ink and graphite on paper

Black marker and ink, color photocopy, and adhesive on sketchbook paper

Colored marker on paper

Black and green crayon on paper

Black marker on paper

Blue crayon on paper

Graphite on paper