Prefabricated Copper Houses, 1931-1932: Roof detail, 1:1

Graphite and crayon on paper

Black fiber-tip ink, ballpoint ink, and colored crayon on off-white wove paper

Colored crayons on paper

Ink and colored washes on paper

Graphite on paper

Colored marker on paper

Graphite and blue crayon on paper

Graphite and colored pencils on paper

Black crayon on paper

Colored marker and black pen on paper

Colored marker and blue pen on paper

Graphite on paper