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

Graphite and colored pencil on paper

Black crayon on paper

Brown crayon on paper

Colored crayons on paper

Crayon on paper

Graphite on paper

Black and colored crayons on paper; black crayon

Graphite on paper

Black and red marker on paper

Black chalk on white wove paper

Colored marker on paper

Black marker on paper