Untitled ("Wetterfahnen" sky event, two-page spread)

Graphite and black and red chalk, squared in graphite, on off-white wove paper

Watercolor over graphite on off-white wove paper

Graphite on off-white wove paper

Black ink and white chalk

Black ink and graphite on white wove paper

Black and white chalk on off-white wove paper prepared with brown ground

Brown ink and brown wash over graphite on white wove paper

Black and white chalk on gray antique laid paper; verso: brown ink and black chalk [the black chalk drawing has been scratched out in graphite]

Black ink, gray wash, and black chalk on parchment, guidelines in black chalk

Graphite on heavy cream wove paper

Ink on paper

Watercolor