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

Black crayon on paper

Graphite on paper

Black marker on paper

Colored marker on paper

Black crayon on paper

Graphite and applied type on paper

Black crayon on buff wove paper, darkened

Charcoal and black chalk with scratchwork on gray wove paper

Black and red marker on paper

Black crayon on paper

Ink and wash on paper

Colored crayon on paper