Untitled (adhered note with measurements, left page); Untitled (measurements and calculations, right page)

Graphite on cream laid paper

Graphite on paper

Acrylic on paper

Black chalk on white wove paper

Oilstick on white wove paper

Graphite on paper

Graphite on cream wove paper

Watercolor on off-white wove paper

Brown ink and brown wash on cream antique laid paper prepared with gray wash

Graphite on cream wove paper

Graphite on off-white wove paper

Metalpoint and white gouache on gray prepared antique laid paper