Untitled (bleed-through of previous page and Vienna Biennale '79 sticker, left page); Untitled ("nighttime sky event" at 1979 Vienna Biennale, right page)

Black marker on paper

Black crayon on paper

Black crayon on paper

Black, yellow and blue crayon on paper

Graphite on paper

Black and blue pen and orange marker on paper

Colored marker and blue pen on paper

Colored crayon on paper

Black crayon on paper

Graphite and collage element on paper

Paper

Paint and black ink on smooth off-white wove paper