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

Colored crayons on paper

Acrylic on off-white wove paper

Black ink and graphite on thin buff wove paper

Ink with collage on paper

Black ink on off-white wove paper

Collage of colored crayons, graphite, fabric, map, and masking tape

Black ink and black type on commercially printed cream wove paper

Ink on paper

Charcoal and graphite on off-white wove paper

Blue ballpoint ink on pink wove paper

Colored pencil on off-white wove paper

Graphite on off-white laid paper