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

Charcoal and black ink on cream laid paper

Watercolor on cream wove paper

Black and white chalk on blue antique laid paper

Watercolor on off-white wove paper

Verso: watercolor and black ink over traces of graphite on cream antique laid paper

Graphite on heavy off-white wove paper

Watercolor on off-white wove paper

Crayon on paper

Graphite on off-white wove paper

Black marker on paper

Black crayon on paper and mounted

Watercolor on cream wove paper