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

Colored marker on paper

Watercolor over graphite on cream paper

Graphite on paper

Black crayon on off-white wove paper

Unmounted drawing: ink on paper

Watercolor over graphite on heavy off-white wove paper

Graphite on paper

Colored marker and black pen on paper

Graphite on off-white wove paper

Charcoal, graphite, incision and gray acrylic paint on museum board

Black marker on paper