Certificate for Wall Drawing #830 (Four Isometric Figures With Color Ink Washes Superimposed)

Charcoal on off-white laid paper

Oil over graphite on darkened cream wove paper

Graphite on paper

Charcoal on off-white laid paper

Oil stick on white wove paper; verso: black ink

Graphite and ink on paper

Watercolor on off-white wove paper

Watercolor and graphite on white wove paper

Black ink on tan wove paper

Graphite on buff wove paper

Graphite on off-white wove paper

Charcoal on off-white laid paper