Untitled ("Lichtplastiken" (Light Sculptures) with notes and bleed-through of previous page, left page); Untitled (blue marks, right page)

Black crayon on paper

Colored and metallic marker and black pen on paper

Black pen and red marker on paper

Oil pastel on cream wove paper

Black ink and gray wash on off-white wove paper

Graphite on parchment

Black marker on paper

Color photocopy, red paper, and adhesive on sketchbook paper

Black crayon over graphite on off-white antique laid paper; verso: graphite, squared in black crayon

Watercolor over graphite on off-white wove paper

Colored chalks on cream antique laid paper, laid down on a decorated mount

Watercolor, wash, and graphite on tan wove paper