Untitled (lines and checkmark, left page); Untitled ("White on Olive" sketch, right page)

Paper

Graphite on paper

Graphite on paper

Purple marker on paper

Black marker on paper

Crayon on paper

Black marker on paper

Black crayon on paper

Watercolor on off-white wove paper

Graphite and blue crayon on paper

Colored marker on paper

Black crayon on paper