Saint Gregory the Great Imploring the Madonna to Rid Rome of the Plague

Black chalk over a black chalk counterproof on off-white antique laid paper, laid down on cream antique laid paper with blue antique laid paper borders adhered to face, framing lines in graphite

Red chalk counterproof on off-white antique laid paper, framing lines in black ink, adhered to cream antique laid paper, adhered to blue antique laid paper

Red chalk counterproof on cream antique laid paper, mounted on a large sheet of cream antique laid paper

red chalk (counterproof) on cream antique paper, adhered to blue cream antique laid paper strips

Red chalk on tan antique laid paper, laid down on off-white laid paper, laid down on tan wove paper

Red chalk counterproof on cream antique laid paper

Red chalk counterproof heightened with white chalk on toned tan antique laid paper

Red and black chalk counterproof on off-white antique laid paper

Red chalk counterproof on cream laid paper

Black chalk, gray ink and touches of brown wash over red chalk counterproof on off-white antique laid paper, framing lines in brown ink, laid down on off-white antique laid paper

Black crayon counterproof on cream antique laid paper

Black chalk counterproof on cream antique laid paper, framing lines in brown ink, laid down on cream antique laid paper