around circumference: SERVANDO DEA FACTA DEOS
Private collection, Europe; (sale, Sotheby's, Zurich, 26-27 November 1975, 2nd day, no. 745); private collection, England; (sale, Sotheby's, London, 22 April 1986, no. 144); purchased by (Cyril Humphris, London) for NGA.
- Pollard, John Graham. Renaissance Medals. The Collections of the National Gallery of Art Systematic Catalogue. 2 vols. Washington, 2007: 2:no. 645, repro.