Untitled (bleed-through of previous page, left page); Untitled (design for light work ["Foucault" pendulum], right page)

Graphite on paper

Watercolor, gray wash, and graphite on off-white wove paper

Black crayon on paper

Graphite on off-white wove paper

Black and red chalk with gray wash on cream antique laid paper, framing lines in brown ink and black chalk, partially incised, verso reddened for transfer

Graphite on paper

Graphite on off-white wove paper

Watercolor, with extra binder, over graphite on cream laid paper

Graphite and ink on paper

Black crayon on paper