Untitled (Skydance/Skytime design for Guggenheim, left page); Untitled (adhered sheet music with notes; Skydance/Skytime design for Guggenheim, right page)

Charcoal on paper, mounted

Black marker on paper

Graphite on paper with torn upper left corner

Graphite on paper

Black crayon on tan wove paper

Gouache and collage elements on brown wove paper

Blue crayon on paper

Watercolor on paper

Ink on paper

Charcoal on paper

Graphite on paper

Colored marker and opaque watercolor on paper