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

White and black conté crayon on gray wove paper

Black crayon on paper

Off-white card

Watercolor on heavy off-white wove paper

Graphite on off-white wove paper

Black ink and white crayon on orange wove paper

Graphite and blue crayon on off-white wove paper

Black ink, graphite, and yellow chalk on off-white wove paper

Ink on paper

Black crayon and ink on paper

Mixed media on paper

Watercolor on off-white wove paper