Untitled (bleed-through of previous page, left page); Untitled ("Charles River Rainbow," right page)

Charcoal and black ink on cream laid paper

Graphite and black crayon on off-white modern laid paper, abraded over entire surface

Black chalk on off-white wove paper

Graphite on thin off-white wove paper

Graphite with blue and yellow crayon on paper and mounted

Red pen and graphite on paper

Black crayon and ink on paper

Black ink, gray wash and graphite on white paper; verso: graphite

Watercolor and white gouache on off-white wove paper

Watercolor over graphite on off-white wove paper

Black ink on white illustration board