Untitled (bleed-through of previous page with Einstein head, left page); Untitled (notes, right page)

Black crayon on paper

Graphite on darkened off-white wove paper

Graphite on paper

Watercolor and graphite on off-white wove paper

Graphite on blue laid paper

Charcoal on off-white laid paper

Brown ink on tracing paper, darkened and mounted to wove paper

Black and white chalk on blue antique laid paper

Watercolor, white gouache and graphite on tan paper, laid down

Colored marker on paper

Ink, wash, and gouache on paper