Untitled (bleed-through from previous page with graphite transfer, left page); Untitled (designs for Condor planes, right page)

Graphite on off-white wove paper

Brown ink, gray-brown wash, white gouache, black chalk, ocher wash and traces of red chalk on dark cream antique laid paper toned overall with a light brown wash

Black and metallic marker on paper

Red crayon on yellowed laid tracing paper, mounted on off-white wove paper

Graphite, white gouache and pink watercolor on off-white wove paper

Crayon on paper

Black ink over graphite on off-white wove paper

Watercolor and white gouache over graphite on off-white illustration board

Graphite on paper

Black ink on slide film

Graphite on paper