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

Blue ink and watercolor on lined notebook paper

Black crayon on paper

Graphite on paper

Black pen and red marker on paper

Black marker on paper

Black ink, partly over graphite, on cream laid paper.

Black crayon on paper

Colored marker on paper

Black crayon on paper

Black crayon on paper

Black marker on paper

Black marker on paper