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

Black, red and white chalk on tan antique laid paper

Colored crayons on paper

Colored pencil, graphite, opaque correcting fluid and photocopy on white wove paper

Black pen, paper, and adhesive on paper

Brown ink on cream antique laid paper

Colored marker on paper

Graphite and charcoal on paper

Graphite with touches of green-gray watercolor on off-white laid paper

Black marker on paper

Black ink with brown and red chalk wash over traces of red chalk on off-white antique laid paper, framing lines in black ink

Colored marker and black pen on paper