Untitled (blank with color transfer, left page); Untitled (starplane designs for Condor, right page)

Copperpoint with silverpoint border on commercially prepared paper

Synthetic paint, pastel and charcoal on cream wove paper

Thread-bound book with yellow cover; ink and (selected) color on paper

Black marker on paper

Red felt-tipped pen on paper

Brown wash, brown ink ink and later gray wash on cream antique laid paper, laid down onto Asian paper

Brown ink and brown wash on buff antique laid paper; verso: brown ink

Red chalk on off-white antique laid paper; verso: red chalk on antique laid paper prepared with red chalk

Graphite on paper

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

Graphite on white wove paper

Graphite on off-white wove paper