Untitled (bleed-through from previous page, left page); Untitled (designs for Condor planes with color transfer, right page)

Watercolor on paper

Graphite on paper

Black crayon on paper

Black crayon on paper

Graphite, colored pencil, white chalk, and charcoal on paper

Black ink and gray wash on off-white wove paper

Black marker on paper

Graphite on paper

Oil and black ink on wove paper

Black crayon on paper

Colored marker on paper

Charcoal and black crayon on cream paper