Competition Entry for "Growing House" for "Sun, Air, and House for All" Exhibition, Berlin, 1932: Isometric sketches

Ink and applied typescript on paper

Graphite and colored crayons on paper

Black crayon on paper

Black crayon on paper

Charcoal on paper

Graphite on paper

Black and red marker and black pen on paper

Black crayon on paper

Colored marker on paper

Paper

Colored marker on paper

Graphite on paper