Office and Factory Buildings, Cali, Colombia, 1945: Factory locker rooms: plan, elevations, sections, details (1/8" and 1"= 1'-0")

Charcoal on off-white laid paper

Watercolor and graphite on white wove paper

Acrylic and graphite on white wove paper

Charcoal on off-white laid paper

Watercolor over graphite on off-white wove paper

Graphite on paper

Black ink, graphite, and colored chalk on translucent buff wove paper

Acrylic on off-white wove paper

Graphite on buff wove paper

Charcoal on off-white laid paper

Black ink and graphite on off-white wove paper

Charcoal on blue laid paper