Untitled (bleed-through, left page); Untitled (children's drawing, right page)

Black pen and marker on paper

Colored marker on paper

Orange and chartreuse wax crayon with black wash on heavy white paper

Graphite on paper

Graphite on paper

Black crayon on paper

Black marker, blue ink, paper, and adhesive on paper

Black and red marker on paper

Paper

Graphite on paper

Colored marker on paper

Black marker on paper