Competition Entry for School, Schwarzerden-Rhön, 1930: Sketch of upper floor plan

Black crayon on paper

Colored marker on paper

Charcoal on paper

Black marker on paper

Graphite on paper

Graphite on paper

Graphite on paper

Graphite and blue ink on paper

Graphite with purple and yellow ochre crayon on paper

Black and blue pen on paper

Graphite and colored pencil on paper

Graphite on paper