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

Black, blue and pink crayon on paper and mounted

Watercolor, over graphite, and ink on gray wove paper

Graphite on paper

Graphite on paper

Graphite on cream wove paper

Black ink and watercolor on cream laid paper

Black crayon on paper

Paper

Graphite on paper

Black crayon on paper and mounted

Colored marker on paper

Colored marker on paper