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

Graphite on off-white wove paper

Charcoal, oil stick, acrylic, and Liquid Paper on white wove paper

Graphite and colored pencil on cream wove paper

Watercolor on off-white wove paper

Black ink on off-white wove paper

Watercolor and graphite on cream wove paper; verso: black ink and graphite

Watercolor over graphite on off-white wove paper

Black ink on thin cream wove paper

studies for Synagogue, graphite on paper

Ink on paper

Black ink on cream wove paper

Graphite on off-white wove paper