Paper Factory Building, Alfeld-Gronau, 1923-1924: Elevation from courtyard

Black crayon on tan wove paper

Black and colored crayons on paper

Black marker on paper

Colored marker on paper

Black crayon on paper and mounted

Graphite on paper

Colored marker on paper

Colored crayons on paper

Black crayon on paper

Black ink on cream wove paper

Orange paper with gold flecks

Black crayon on paper