Untitled (blank, left page); Untitled (notes on "Planeten" with sketches, right page)

Graphite and colored pencils on paper

Pigment, paraffin on transparent paper

Graphite on paper with torn lower left corner

Graphite on cream wove paper

Blue crayon on paper

Graphite on paper

Colored crayons on paper

Colored and metallic marker on paper

Graphite on paper

Black crayon on paper

Charcoal on off-white wove paper

Colored marker on paper