Diagram, Walls C and D of Wall Drawing #830 (Four Isometric Figures With Color Ink Washes Superimposed)

Black crayon on Japanese paper

Charcoal, graphite wash and graphite with polyester resin moulded hand, string, paintbrush and wooden ruler on off-white wove paper

Black ink on tan wove paper

Charcoal on paper

Black ink on heavy white wove (Fabriano) paper

Watercolor and graphite on off-white wove paper

Ink on paper

Crayon on paper

Watercolor and white gouache on off-white wove paper

Watercolor over graphite on off-white wove paper

Crayon on paper

Graphite and ink on paper