Office and Factory Buildings, Cali, Colombia, 1945: Locker and office units: plans (1/8" = 1'-0")

Colored inks over graphite on off-white wove paper

Brown ink and white gouache on green tempera ground on card

Charcoal on blue laid paper

Black ink on off-white wove paper

Black ink and gouache on heavy off-white wove paper

Black ink, charcoal, watercolor pencil, and metallic gold pencil on cream wove paper

Black ink on off-white wove paper

Graphite and colored chalk on gray-green wove paper

Brown chalk on white textured wove paper

Crayon, opaque watercolor and graphite on white thick rough wove paper

Black ink on off-white wove paper