Competition Entry for Dr. Aschrott Community Center, Kassel, 1929-1930: Isometric, basement and ground floor plans, 1:200

Colored marker and black pen on paper

Colored and metallic marker on paper

Graphite on paper

Graphite on paper with irregular edges

Graphite on envelope

Graphite on paper

Black marker on paper

Graphite on paper

Gouache, black ink, and graphite on cream wove paper

Paper

Colored marker on paper

Black crayon on paper