Bahner Residence, Berlin, Klein-Machnow, 1933: Iron doors: details, 1:10

Graphite on paper

Graphite on paper

Black crayon on paper

Black crayon on paper

Red marker and black pen on paper

Black and blue marker on paper

Black crayon on paper

Graphite on paper, mounted

Blue pen on paper

Black marker on paper

Black ink and gouache on cream wove paper

Graphite and blue crayon on paper