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

Graphite on off-white wove paper

Graphite on off-white wove paper

Watercolor and gouache over graphite on orange wove paper

Watercolor and white gouache over graphite on off-white wove paper

Graphite on paper

Black and white chalk on darkened buff laid paper

Graphite and found fiber on handmade paper

Graphite on paper

Graphite on cream laid paper

Watercolor on off-white wove paper

Watercolor, black ink and metallic paint over graphite on buff wove paper

Printed collage and spray paint on paper