Office and Factory Buildings, Cali, Colombia, 1945: Office unit: plans (1/8" = 1'-0")

Black, brown, and red-brown ink on off-white wove card prepared irregularly with spattered blue-gray watercolor(?), areas of scraping throughout; verso: graphite and black ink

Graphite on off-white wove paper

Graphite on paper

Watercolor and white gouache on blue wove paper

Ink and gouache on paper

Black crayon and ink on paper

Charcoal on off-white laid paper

Black ink and graphite on off-white wove paper

Mixed media on paper

Acrylic, crayon (?) and collage, varnished on various papers

Black ink on slide film, hand colored

Black ink and white gouache over graphite on off-white wove paper