Bahner Residence, Berlin, Klein-Machnow, 1933: Stairway: plan, elevation, details, 1:10, 1:1

Ink on paper

Black crayon on paper

Graphite on paper, mounted

Colored marker on paper

Crayon on paper, adhesive, and black pen on paper

Black crayon on paper

Black marker on paper

Black crayon on paper

Blue pen, black marker, name tag, paper, and adhesive on paper

Colored marker on paper

Black marker on paper

Colored marker on paper