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

Black marker on paper

Black crayon on paper

Graphite on paper

Black and red marker on paper

Black ink on off-white wove paper

Stamp ink on paper

Graphite on paper

Blue and green crayon on paper

graphite, red, blue, and black ballpoint ink, colored pencil, watercolor, and gouache with scratchwork on cream wove paper

Graphite and blue crayon on paper

Colored marker and graphite on paper

Graphite on paper