Group of Horsemen at the Right of Raphael's Fresco "Pope Leo Stopping Attila," in the Sala D'Eliodoro

Brown ink, brown wash, heightened with white gouache on buff antique laid paper

Charcoal and white chalk on blue antique laid paper, laid down overall to off-white antique laid paper

Black chalk on blue antique laid paper turned to brown, framing lines in red ink

Brown ink, brown wash and black chalk on dark cream antique laid paper

Red chalk with traces of graphite on off-white antique laid paper; verso: graphite

Brown ink, brown wash, black chalk and white gouache on cream antique laid paper prepared with a pink wash

Brown ink, brown wash and white gouache on gray prepared cream antique laid paper, framing lines in brown ink.

Brown ink and graphite on cream antique laid paper; verso: brown ink and red chalk

Brown ink with touches of black chalk on dark cream antique laid paper, with infill at top right, mounted overall to cream antique laid paper

Brown ink and gray wash on off-white antique laid paper; verso: black chalk

Brown ink and brown wash over black chalk on cream antique laid paper, laid down

Red chalk on cream antique laid paper