Office and Factory Buildings, Cali, Colombia, 1945: Details: hose house plan, elevation, section (1/2" and 1'=1'-0")

Colored pencil, graphite, and watercolor on thin off-white wove paper

Watercolor

Black ink and colored chalk on thin buff wove paper

Black ink, red-brown watercolor, and graphite on cream wove paper

Watercolor over graphite on off-white wove paper

Black crayon on paper

Crayon on paper

Charcoal on cream laid paper

Graphite on paper

Graphite on heavy white wove paper

Colored crayon on paper and mounted

Graphite on paper