X-radiograph(s) of "Portrait of a Man"

X-radiograph(s) of "Luis Gongora", 1599 - 1660

Artist of original: Diego Rodriguez Velázquez

X-radiograph(s) of "Pieta (copy)", 1599 - 1641

Artist of original: Anthony van Dyck

X-radiograph(s) of "St. Francis (copy)", 1541 - 1614

Artist of original: Domenico Theotocopoli, called El Greco

X-radiograph(s) of "Goliath", 1637 - 1666

Artist of original: Also att. to (?) Mateo Cerezo the Younger

X-radiograph(s) of "Sarah Dawes Hammond", 1800 - 1880

Artist of original: Francis Alexander

X-radiograph(s) of "Susannah Powell Mason (Mrs. Jonathan Mason)", 1755 - 1828

Artist of original: Gilbert Stuart

X-radiograph(s) of "John Lucas Hammond", 1783 - 1872

Artist of original: Thomas Sully

X-radiograph(s) of "Self-Portrait (copy)", 1723 - 1792

Artist of original: Sir Joshua Reynolds

X-radiograph(s) of "Portrait of a Monk", c. 1410-1475 or 1476

Artist of original: Petrus Christus

X-radiograph(s) of "Samuel Sewall", 1704 - 1740

Artist of original: Nathaniel Emmons

X-radiograph(s) of "Samuel Willard"

X-radiograph(s) of "Charles Chauncy"

X-radiograph(s) of "Edward Holyoke", 1738 - 1815

Artist of original: John Singleton Copley

X-radiograph(s) of "Mrs. Spencer", 1768 - 1836

Artist of original: Ezra Ames

X-radiograph(s) of "Female Portrait", 1497/98 - 1543

Artist of original: (?) Hans Holbein the Younger

X-radiograph(s) of "Three Saints", 1502 - 1568

Artist of original: Luis de Vargas

X-radiograph(s) of "Samuel Cary"

X-radiograph(s) of "Marriage of the Virgin", c. 1548 - 1628

Artist of original: Jacopo Palma Giovane

X-radiograph(s) of "Thomas Hancock", 1738 - 1815

Artist of original: John Singleton Copley