X-radiograph(s) of "Mona Lisa (Copy)", 1452 - 1519
Artist of original: Leonardo da Vinci
X-radiograph(s) of "St. Augustine", 1391 - 1411
Artist of original: Lorenzo di Niccolo
X-radiograph(s) of "Marriage of the Virgin", active late 14th century-early 15th century
Artist of original: Michelino da Besozzo
X-radiograph(s) of "Captain", c. 1525-1578
Artist of original: Giovanni Battista Moroni
X-radiograph(s) of "St. Rosa of Viterbo", 1618 - 1682
Artist of original: Bartolomé Esteban Murillo
X-radiograph(s) of "Madonna, Child and St. John", 1618 - 1682
Artist of original: Bartolomé Esteban Murillo
X-radiograph(s) of "Legend of St. Nicholas", 1418 - 1492
Artist of original: Neri di Bicci
X-radiograph(s) of "Portrait", 1639-1684
Artist of original: School of(?) Caspar Netscher
X-radiograph(s) of "Dr. Zelle", c. 1491/92 - 1542
Artist of original: Bernard van Orley
X-radiograph(s) of "Raising of Lazarus", active c. 1440-1465
Artist of original: Albert van Ouwater
X-radiograph(s) of "Adoration", c. 1548 - 1628
Artist of original: Jacopo Palma Giovane
X-radiograph(s) of "Madonna and Angels", c. 1450 - 1523
Artist of original: Perugino (Pietro Vannucci)
X-radiograph(s) of "Crucifixion", active early 16th century
Artist of original: Pierre des Mares
X-radiograph(s) of "Ginevra d'Este (?)", c. 1395 - c. 1455
Artist of original: Pisanello (Antonio Pisano)
X-radiograph(s) of "Holy Family", c. 1515 - 1565
Artist of original: Polidoro da Lanciano
X-radiograph(s) of "Portrait of a Woman with her Dog", 1569 - 1622
Artist of original: Frans Pourbus, the Younger
X-radiograph(s) of "Portrait of a Lady", 1569 - 1622
Artist of original: Frans Pourbus, the Younger
X-radiograph(s) of "Barbier Walbonne", 1758 - 1823
Artist of original: Pierre-Paul Prud'hon
X-radiograph(s) of "Dona Velata", 1483 - 1520
Artist of original: Copy after Raphael
X-radiograph(s) of "Banished Lord (copy)", 1723 - 1792
Artist of original: Sir Joshua Reynolds