Untitled (calculations and bleed-through of previous page, left page); Untitled (calculations for rainbow design, right page)

Blue crayon on paper

Graphite on paper

Gouache and black ink over graphite on off-white wove paper

Colored marker and blue pen on paper

Graphite on paper

Black and red marker on paper

Graphite on paper

Graphite on paper

Colored crayon on paper

Graphite on paper

Graphite on cream wove paper

Paper