Untitled (notes and designs, left page); Untitled (designs and notes on timing for "neon sculptures," right page)

Black and colored inks, wash, and collage elements on paper

B/w photocopy on red paper and adhesive on sketchbook paper

Graphite with yellow and green crayon on paper

Black ink on off-white modern laid paper

Graphite, colored pencil, and adhesive label on paper

Colored marker on paper

Graphite on paper

Black crayon on tan wove paper; verso: black crayon

Graphite and transparent watercolor on cream wove paper

Graphite and aqua crayon on paper

Graphite and crayon on paper

Distemper stencil print on "Sächsischer Zeitung" from 20.6.1966