by later hand, lower center verso in graphite: 2; by later hand, lower right verso in graphite: H
- Hind, Arthur M. Early Italian Engraving; a critical catalogue with complete reproductions of all the prints described. 7 vols. London: Bernard Quaritch Ltd., 1938-1948.
- Valeria Bella Stampe, GRAFICA ANTICA E MODERNA 1988, Milan: 11/88, no.15.