Untitled (bleed-through of previous page, left page); Untitled (measurements for "water cube" on adhered fax copy and group sequence, right page)

Graphite and gouache on wove paper

Charcoal and colored pencil on cream laid paper

Brown ink on cream wove paper; verso: graphite

Mixed media

Graphite and green chalk

Charcoal on off-white wove paper

Black ink, opaque watercolor and gold on off-white laid paper

Black crayon and ink on paper

Black chalk on cream modern laid paper

Black and red marker on paper

Graphite on cream wove paper

Brown ink and wash with accents in black wash on buff modern laid paper