Untitled (bleed-through of previous page and color transfer, left page); Untitled (pavillion design for Bonn competition and color transfer, right page)

Black crayon on paper

Graphite on off-white wove paper

Black ink, brown wash, and graphite on cream wove paper; verso: black ink and graphite

Black ink, white gouache, and black crayon on off-white laid paper

Black and colored crayons on off-white wove paper

Black chalk on off-white wove paper

Transparent and opaque watercolor on beige paperboard

Colored and metallic marker on paper

Watercolor over graphite on white wove paper

Graphite with brown, yellow, and purple crayon on paper

Black ink, graphite, and gouache on wove paper

Black ink and graphite on cream wove paper