Competition Entry for School, Schwarzerden-Rhön, 1930: Sketch of basement plan

Graphite on paper

Black marker on paper

Charcoal, stumped, and graphite on cream wove paper

Graphite on paper

Black, green and chartreuse crayon on paper

Graphite and black crayon on tan wove paper

Black ink on thin cream wove paper

Graphite on off-white wove paper

Graphite and ink

Graphite on paper

Graphite on envelope

Colored marker and black pen on paper