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

Black gouache and graphite on two sheets of drafting film, joined

Graphite on tracing paper

Black and blue crayon on paper

Blue marker and black pen on paper

Charcoal on off-white laid paper

Black crayon on paper

Black, blue and yellow crayon on paper

Graphite on off-white wove paper

Colored marker on paper

Incised line and Aquarelle on white wove paper

Black marker on paper

Graphite, colored pencil, black, blue, and red inks, gouache, and watercolor on tan wove paper