- The Unfinished Print, National Gallery of Art, Washington, 2001, as Virgin and Child in a Grotto by Mantegna School.
- "The Unfinished Print", The Frick Collection, New York; Städelsches Kunstinstitut Frankfurt am Main, 2004-2005.
- 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.
- Levenson et al. 1973, no.81.
- Fine 1982, no.38.
- Kopper, Philip. America's National Gallery of Art: A Gift to the Nation. New York, 1991: 208, repro.