Untitled (stray black marks, left page); Untitled (taped in note, right page)

Black marker on paper

Colored marker and blue pen on paper

Gouache on gray-green laid paper

Graphite on paper

Graphite on paper

Graphite on paper

Colored crayons on paper

Graphite, watercolor, and ink on paper

Brown crayon on paper

Graphite on paper

Graphite on paper

Ink on paper