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

Colored marker and blue pen on paper

Graphite on paper

Black and blue pen on paper

Black, blue and yellow crayon on paper

Graphite on paper

Collage of cut and painted papers on off-white wove paper

Graphite on paper

Graphite on paper

Graphite on paper

Black and red marker on paper

Blue crayon on paper

Graphite on paper