Rock (?)

Black and gray wash over black chalk on off-white paper, laid down

Black chalk, brown ink and gray wash on off-white antique laid paper

Graphite and white gouache on gray paper

Black ink and graphite on white paper

Graphite on cream wove paper

Watercolor and gouache, partially varnished, on off-white wove paper

Watercolor and gouache on cream wove paper mounted on another sheet of paper, mounted on linen and stretched on a stretcher

Watercolor and white gouache on cream wove paper, darkened to tan

Brown ink on cream paper

Watercolor with traces of graphite on dark cream paper

Graphite (?) on heavy paper