Office and Factory Buildings, Cali, Colombia, 1945: Office unit: plans, elevations, details (1 1/2" = 1'-0")

Black ink on white wove paper

Ink, graphite and tempera paint on two joined sheets of thin white wove paper

Graphite on heavy buff wove paper, fixed

Crayon on paper

Watercolor over graphite on off-white wove paper

Charcoal and white chalk on buff wove paper

Oil on off-white wove paper

Watercolor on heavy off-white wove paper

Graphite on blue-flecked gray laid paper

Red, black, brown and white conté crayon on gray wove paper

Graphite on off-white wove paper

Graphite on cream wove paper