Sketch for the 1967 performance at the Walker Art Center entitled "The Proliferation of the Sun"

Graphite on paper

Black crayon on paper

Charcoal and black chalk with scratchwork on gray wove paper

Black ink and graphite on off-white wove paper

Photographs, adhesive, and blue pen on paper

Colored marker on paper

Colored crayons on paper

Colored marker on paper

Colored marker and opaque watercolor on paper

Graphite on paper

Colored and metallic marker on paper

Graphite on paper