Competition Entry for "Growing House" for "Sun, Air, and House for All" Exhibition, Berlin, 1932: Sketches of plan and isometrics

Black maker on paper

Graphite with red and yellow crayon on paper

Black marker on paper

Graphite on paper

Graphite on paper

Black crayon on paper, mounted to paper

Colored marker on paper

Graphite on paper

Graphite and red pencil on paper

Colored marker and tape on paper

Graphite on paper

Black crayon on paper