Competition Entry for School, Schwarzerden-Rhön, 1930: Isometric, 1:200

Black crayon on paper

Graphite and colored pencil on paper

Graphite on paper

Blue marker and white opaque watercolor on paper

Graphite on cream wove paper

Graphite and colored pencil on paper

Black and red chalk and graphite on paper

Watercolor and gouache over graphite on white wove paper

Colored crayon on tan wove paper

Graphite on paper

Colored marker on paper

Graphite on paper