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

Graphite on white wove paper (left edge of paper perforated)

Colored marker, paper, and adhesive on paper

Graphite and crayon on paper

Colored marker on paper

Black marker on paper

Black crayon on paper

Graphite and colored pencil on paper

Graphite on paper

Black and red marker, black pen on paper, adhesive, and graphite on paper

Graphite on paper

Colored marker on paper

Colored marker on paper