Competition Entry for Coeducational Vocational School, Berlin-Cöpenick, 1930: Second floor plan, 1:200

Colored marker and graphite on paper

Black crayon on paper

Charcoal, watercolor and black ink on cream laid paper

Colored marker on paper

Purple crayon on paper

Colored marker on paper

Graphite on paper

Black marker on paper

Graphite on paper

Graphite on tan, commercially squared paper

Green and brown crayon on paper

Colored and metallic marker and black pen on paper