Bahner Residence, Berlin, Klein-Machnow, 1933: Doghouse: elevations, 1:10

Black and blue crayon on paper

Graphite on paper

Black and red marker on paper

Black and red marker and black pen on paper

Purple crayon on paper

Colored crayons on paper

Graphite on off-white wove paper

Black, green, and blue crayon on paper

Graphite and colored pencil on paper

Graphite on paper and mounted

Graphite on paper

Charcoal on paper