Untitled (bleed-through of previous page and color transfer, left page); Untitled (pavillion design for Bonn competition and color transfer, right page)

Ink on paper with torn edges

Ink on vellum

Graphite on off-white wove paper

Graphite on paper

Black ink and gold paint over graphite on buff wove paper

Graphite on buff wove paper

Charcoal on cream wove paper

Graphite on darkened off-white wove paper

Black ink on gray-prepared laid paper

Watercolor, pastel, and black chalk on prepared paper

Graphite on buff wove paper

Graphite on heavy cream wove paper