Arnold Seligmann, Rey and Co., New York
F.A. Stern, New York
Paul Drey, New York
Piero Tozzi, New York, 1962
Collection of Alice Tully, sold Christie's New York, 26-28 October 1994, lot 34
G.F. Hill, A Corpus of Italian Medals of the Renaissance before Cellini, London 1930, no. 215, pl. 38
D. Chambers and J. Martineau, eds. Splendors of the Gonzaga, exhibition catalogue, Victoria and Albert Museum, London, 1981, pp. 159-160, cat. nos. 108-109, and plate 46
C. De Benedictis, 'Per Gian Cristoforo Romano', Antichit Viva, vol. XXIX, nos. 1-3, January-June 1985 [festschrift for Luisa Becherucci], pp. 135-137: 137 (illus. fig. 4). Hypothetically identified with untraced "testa di marmo de l'effigie nostra" commissioned by Isabella in letter to Gian Cristoforo Romano of 12 October 1506.
A. Radcliffe, M. Baker and M. Maek-Grard, The Thyssen-Bornemisza Collection: Renaissance and Later Sculpture, London, 1992, cat. no. 5 S. Ferino-Pagden, 'La Prima Donna del Mondo' Isabella D'Este, exhibition catalogue, Kunsthistorisches Museum, Vienna, 1994
The Eighteenth Loan Exhibition of Old Masters, Detroit Institute of Arts, 7 January-20 February 1938, no. 91 (illus.), citing attibution of Wilhelm Bode, who believed it was a portrait of Anna Sforza (died 1497). Lent by Arnold Seligmann, Rey and Co., New York. Hypothetically identified as the portrait of Isabella mentioned in her correspondence of 1492.
Mostra Mercato Internazionale dell'Antiquariato, Florence, Palazzo Strozzi, 1961, stand no. 126 (F.A. Stern, New York)