Red Lines from the Mid-Point of the Bottom. Blue Lines from the Bottom Corners to Random Points

Black crayon and blue wash on off-white wove paper

Black ink, graphite, and yellow chalk on off-white wove paper

Graphite on cream wove paper

Charcoal on white wove paper

Black ink on off-white wove paper

Graphite on paper

Black chalk over brown chalk on darkened off-white wove paper

Charcoal on paper

Watercolor on off-white wove paper

Black chalk on tan wove paper

Graphite on paper

Graphite on paper