Competition Entry for Marie-von-Boschan- Aschrott Home of the Aged, Kassel, 1929-1930: Perspective sketch

Colored marker on paper

Graphite and colored chalk on paper

Black and blue pen on paper, black and white photocopy, and adhesive on paper

Charcoal on paper

Black marker on paper

Colored marker on paper

Graphite on paper

Colored marker and black pen on paper

Black crayon on paper

Graphite and watercolor on paper

Graphite on paper