Competition Entry for Marie-von-Boschan- Aschrott Home of the Aged, Kassel, 1929-1930: Sketches of ground floor plan

Orange marker, blue pen, paper, Polaroids, and adhesive on paper

Graphite and crayons on paper

Black crayon on paper

Graphite on paper

Black marker and adhesive on paper

Colored marker on paper and adhered sheet of papers

Charcoal, chalk, oil on gray paper

Blue marker and black pen on paper

Blue pen on paper

Colored marker on paper

Opaque watercolor on paper

Graphite on paper