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

Watercolor and white gouache over graphite on gray wove paper

Graphite on off-white wove paper

Colored pencil on cream wove paper

Watercolor over graphite on off-white wove paper, mounted to off-white card

Red and white chalk on gray antique laid paper

Charcoal and black ink on cream laid paper

Graphite on cream wove paper

Graphite on paper

Black marker and black pen on paper

Ink on paper

Charcoal on cream laid paper

Black crayon on paper