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

X-radiograph(s) of "Madonna and Child"

X-radiograph(s) of "Cherubs", 1697 - 1751

Artist of original: Peter Pelham

X-radiograph(s) of "Cherubs", 1697 - 1751

Artist of original: Peter Pelham

X-radiograph(s) of "Two Children", 1801 - 1846

Artist of original: Henry Inman

X-radiograph(s) of "Artist with a Palette", 1738 - 1815

Artist of original: John Singleton Copley

X-radiograph(s) of "Portrait of a Woman", 1671-1747

Artist of original: School of Charles Bridges

X-radiograph(s) of "Descent from the Cross"

X-radiograph(s) of "Christ with Bible"

X-radiograph(s) of "Holy Family"