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

Sketchbook with beige cloth-covered cardboard covers

Graphite on off-white wove paper

Watercolor, gouache, black chalk, and graphite on brown wove paper

Black chalk on cream modern laid paper

Brown ink and gray-brown and blue wash over traces of black chalk on cream antique laid paper, framing line in brown ink

Graphite and colored pencil on paper

Watercolor over graphite on off-white wove paper

Graphite on paper

Black crayon, squared in black crayon, on off-white antique laid paper

Black ink on off-white wove paper

Graphite on paper

Graphite on cream wove paper