Bahner Residence, Berlin, Klein-Machnow, 1933: Stairway with railing: section and details, 1:20

Graphite on paper

Colored marker on paper

Graphite on paper

Blue pen on black and white photocopy, blue and red pen on paper, adhesive, and black marker on paper

Colored marker and blue pen on paper

Blue marker on paper

Graphite and watercolor on paper

Gouache, typewritten text, and collage elements on wallpaper

Ink, wash and applied type on paper

Black marker and black pen on 1976 Creative Time exhibition invitation postcard, adhesive, and black marker on paper

Gouache and collage elements on brown wove paper

Black marker on paper