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

Graphite on paper

Black marker on paper

Colored marker and green pen on paper

Black crayon and black ink on paper

Graphite on paper

Graphite on paper

Graphite on paper

Colored crayons on paper

Oil on green wove paper

Colored marker on paper

Black marker on paper

Black crayon on paper