Untitled (bleed-through of previous page, left page); Untitled (starplane design for Condor, right page)

Colored marker on paper

Graphite on cream laid(?) paper

Graphite on heavy beige wove paper

Watercolor, acrylic and graphite on off-white wove paper

Graphite on wove oatmeal paper; verso: graphite

Graphite on paper

Colored and metallic marker on paper

Graphite and red colored pencil on cream wove paper

Watercolor and graphite on off-white wove paper

Black ink and graphite on off-white wove paper

Black chalk on parchment

Graphite and brown wash on cream wove paper