Competition Entry for Dr. Aschrott Community Center, Kassel, 1929-1930: First floor and typical upper floor plans, 1:200

Black marker on paper

Mixed media

Black marker and opaque watercolor on paper

Black, pink and dark blue crayon ; black, yellow, and blue crayon on paper

Mixed media

Black crayon on paper

Colored marker on paper

Black crayon on back of letter

Colored marker on paper

Colored crayons ; black, blue and yellow crayon on paper

Graphite on paper

Colored marker and black pen on paper