Untitled (sketch by artist's daughter, left page); Untitled (bleed-through, right page)

Graphite in letter

Black marker on paper

Graphite on paper

Colored marker and tape on paper

Black crayon on paper

Graphite and brown ink on white paper

Colored marker and blue pen on paper

Graphite on paper

Graphite on paper

Ink and graphite on paper

Charcoal on paper

Graphite with red and yellow crayon on paper