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

Colored marker and blue pen on paper

Graphite on off-white laid paper; verso: graphite and brown ink

Brown ink on cream antique laid paper toned overall with brown wash, partial framing lines in black ink; verso: leadpoint

Brown, blue and gray crayon on paper

Graphite on paper

Graphite and white pastel on gray wove paper

Watercolor and graphite on off-white wove paper

Graphite on paper

Graphite on heavy off-white wove paper

Paper

Black crayon on paper, mounted to paper

Graphite on off-white wove paper