Untitled (blank, left page); Untitled (design for "water cube" fountain, right page)

Graphite on paper

Graphite on paper

Graphite on paper

Ink on vellum

Brown ink, gray wash on cream paper

Colored marker and black pen on paper

Graphite on cream wove paper

Graphite and acrylic on cream wove paper

Black and white chalk on blue antique laid paper

Graphite on darkened off-white wove paper

Orange paper with gold flecks

Black ink on white wove paper