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

Black crayon on paper

Black pen on paper

Brown and black marker on paper

Graphite and white paint on paper

Graphite and red pencil on paper

Graphite on off-white wove paper

Colored marker on paper

Graphite on paper

Colored marker and black pen on paper

Graphite with blue and purple crayon on paper

Black crayon and ink ; black crayon on paper

Graphite on paper