Untitled (comet sketch, left page); Untitled (comet sketch, right page)

Colored marker on paper

Graphite and colored pencils on paper

Colored crayon on paper

Colored marker on paper

Brown crayon on paper

Colored and metallic marker on paper

Blue and black crayon on paper

Graphite and colored crayon on paper

Graphite on off-white wove paper

Chalks, paint, gouache, ink, wash, and graphite on paper

Graphite on paper

Black marker on paper