X-radiograph(s) of "British Marching into Concord", 1751 - 1801
Artist of original: Ralph Earl
X-radiograph(s) of "Captain Byfield Lyde", c. 1753 - 1818
Artist of original: John Johnston
X-radiograph(s) of "Dr. Daniel Greenleaf", c. 1725 - 1787
Artist of original: Joseph Blackburn
X-radiograph(s) of "Portrait of a Man", 1759-1826
Artist of original: (?) Christian Gullager
X-radiograph(s) of "John Simmons (b.1715-d.1786)", active c. 1731
Artist of original: (?) Edward Truman
X-radiograph(s) of "Mother and Son", 1503 - 1572
Artist of original: (?) Agnolo Bronzino
X-radiograph(s) of "Sarah Dawes Hammond", 1800 - 1880
Artist of original: Francis Alexander
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 "Mrs. Spencer", 1768 - 1836
Artist of original: Ezra Ames
X-radiograph(s) of "Two Children", 1801 - 1846
Artist of original: Henry Inman
X-radiograph(s) of "Young Man", 1503 - 1572
Artist of original: Agnolo Bronzino
X-radiograph(s) of "Madonna and Child (crudely repainted)", c. 1432-1492
Artist of original: (?) Francesco Benaglio
X-radiograph(s) of "Pieta", active 1350 - 1385
Artist of original: Roberto Oderisi
X-radiograph(s) of "Tench Francis (hand only)", c. 1707 - c. 1752
Artist of original: Robert Feke
X-radiograph(s) of "George Washington", 1761 - 1817
Artist of original: Edward Savage
X-radiograph(s) of "Virgin and Child", c. 1400 - 1455
Artist of original: Fra Angelico
X-radiograph(s) of "Pope Clement IX", 1625 - 1713
Artist of original: Carlo Maratti
X-radiograph(s) of "Miracle of St. Nicholas", c. 1400 - 1455
Artist of original: Fra Angelico
X-radiograph(s) of "Pieta", 1430/35 - before 1495
Artist of original: Carlo Crivelli