Untitled (blank with graphite transfer, left page); Untitled (designs for Condor planes, right page)

Colored marker, black pen, and adhesive tape on paper

Black crayon on paper

Graphite on thin off-white wove paper

Black marker and white opaque watercolor on paper

Black crayon on paper

Graphite on paper

Unmatted ceramic-design sketch; ink and color on paper

Black chalk, heightened with white, on gray-green paper

Black marker on paper

Blue ink and watercolor on lined notebook paper

Enhanced photograph?

Black chalk on off-white antique laid paper adhered to gray antique laid paper