Study of a Sibyl, after Raphael

Red chalk on oiled antique laid paper

Graphite and black crayon on off-white antique laid paper

Graphite on tracing paper

Black ink on tracing paper, darkened and mounted to wove paper

Black ink on cream wove paper

Offset or transfer(?) and graphite on wove paper

Graphite on tracing paper, laid down

Black chalk on cream antique laid paper

Graphite on cream wove paper

Red chalk on beige paper

Blue-black ink on thin light brown laid tracing paper.

Colored pencil, graphite and black ink on off-white wove paper