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

Graphite, black and colored crayon on paper

Graphite on off-white wove paper

Black ink on tan wove paper

Black ink on off-white wove paper

Watercolor over graphite on cream antique laid paper

Charcoal, ink, colored pencil, and gouache on off-white wove paper

Black chalk, watercolor, gouache, and gold paint on parchment

Colored marker on paper

Graphite on heavy off-white wove paper

Brown ink on thin cream laid paper

Graphite on paper

Graphite on paper