Untitled (bleed-through of previous page, left page); Untitled (light spectra and prisms atop bleed-through from previous pages, right page)

Blue crayon on paper

Ink on paper

Graphite on paper

Graphite and colored pencil on paper

Watercolor over graphite on tan wove paper

Black marker on paper

Brown crayon on paper

Blue marker on paper

Black and red marker on paper

Crayon on paper

Black ink, partly over graphite, on cream laid paper.

Colored marker on paper