Bahner Residence, Berlin, Klein-Machnow, 1933: Exterior stairway: plan and elevation, 1:20

Paper

Purple crayon on paper

Graphite and blue ink on paper

Colored marker and black pen on paper

Graphite on paper

Ink, applied type, and typewritten text on paper

Black crayon on paper

Black crayon on paper

Black marker on paper

Colored marker on paper

Gray crayon on cream wove paper

Blue pen on adhered sheet and adhesive on paper