Studies from Gropius' Berlin Office: Water, gas, and electric installations

Colored marker and sticker on paper

Black crayon on paper

Graphite and colored pencil on paper

Graphite on paper

Black and colored crayons on paper

Ink on paper

Colored crayons on paper and mounted

Colored marker on paper

Ink, wash, typewritten text, and collage elements on paper

Colored crayons on paper

Brown crayon on paper

Black crayon on paper