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

Black and red marker on paper

Black and red marker on paper

Graphite on paper

Black crayon on paper

Graphite on paper

Black crayon on paper

Colored marker and black pen on paper

Ink on vellum

Mixed media

Colored marker on paper

Colored marker on paper

Black crayon on paper