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

Brown and black paint on cream wove paper

Black ink on tan wove paper

Charcoal on off-white laid paper

Graphite on paper

Black ink on white tracing paper

Mixed media on paper

Mixed media on paper

Charcoal on off-white laid paper

Graphite on paper

Oil and crayon on cream wove paper

Watercolor and charcoal? on heavy off-white card

Watercolor over graphite on off-white wove paper, mounted to off-white card