Untitled (bleed-through of previous page, left page); Untitled (Skydance/Skytime design for Guggenheim, right page)

Graphite and colored pencil on paper

Black marker on paper

Graphite on paper

Graphite and colored pencils on paper

Black crayon on cream wove paper

Colored marker on paper

Charcoal and black and colored chalks on cream wove paper

Black marker on paper

Graphite on paper

Graphite on paper

Graphite on paper

Blue marker and black pen on paper