Untitled (marker tests and sketches with bleed-through of previous page, left page); Untitled (Skydance/Skytime design for Guggenheim, right page)

Graphite on paper

Graphite on paper

Purple crayon on paper

Colored marker on paper

Black crayon on paper

Black marker on paper

Graphite on paper

Ink, wash, gouache, and collage elements on paper

Black marker and blue pen on paper

Black and red marker on paper

Colored crayons on paper

Black crayon on off-white wove on paper