Untitled (bleed-through of previous page, left page); Untitled (scene from "Sky Dance," right page)

Colored marker on paper

Graphite on paper

Black crayon on paper

Colored marker on paper

Graphite on paper

Colored marker and blue pen on paper

Graphite and colored pencil on paper

Light purple marker on paper

Graphite on paper

Black marker and black pen on 1976 Creative Time exhibition invitation postcard, adhesive, and black marker on paper

Black ink and graphite on off-white wove paper

Graphite on paper