Office and Factory Buildings, Cali, Colombia, 1945: Plot plan (1" =50')

Graphite on off-white tracing paper

Black and white chalk on blue-gray wove paper

Beeswax, graphite, detritus and debris on wove paper

Pastel on brown pastel board

Black chalk on off-white wove paper

Mixed media on paper

Watercolor, black ink, and charcoal on cream modern laid paper, edges taped

Watercolor over graphite on off-white wove paper

Watercolor and graphite on off-white wove paper

Charcoal on paper

Black ink and charcoal on cream laid paper

Watercolor over graphite on off-white wove paper