Studies from Gropius' Berlin Office: Elevations, 1:200

Aqua crayon on paper

Colored marker and black pen on paper

Paper

Collage on cardboard

Black crayon on paper

Black ink on translucent vellum paper

Dark green crayon on paper

Watercolor and gouache over graphite on white wove paper

Graphite and purple crayon on paper

Red marker and black pen on paper

Colored marker on paper

Colored marker on paper