Untitled (North American air distances, left page); Untitled (metric information, right page)

Ink and applied type on paper

Black marker on paper

Graphite on white paper

Graphite on off-white Japanese paper

Black ink on off-white wove paper

Graphite, brown ink on off-white wove paper

Charcoal on cream laid paper

Graphite on off-white tracing paper

Black ink over graphite on discolored white paper

Graphite on tan wove paper, laid down

Brown ink over black chalk on cream antique laid paper, silhouetted, laid down on cream antique laid paper

Oil on white prepared paper