X-radiograph(s) of "Henry Clay", ca. 1760 - after 1816

Artist of original: John Neagle

X-radiograph(s) of "Madonna and Child", 1425-40 - 1494

Artist of original: School of Hans Memling

X-radiograph(s) of "Mrs. Tyng", 1688 - 1751

Artist of original: (?) Attributed to John Smibert

X-radiograph(s) of "Benjamin Lincoln", 1770 - 1845

Artist of original: Henry Sargent

X-radiograph(s) of "Male Portrait"

X-radiograph(s) of "Portrait of a Woman", 1581 - 1666

Artist of original: Frans Hals

X-radiograph(s) of "View of the Rialto", 1712 - 1793

Artist of original: (?) Francesco Guardi

X-radiograph(s), 1450 - 1499

Artist of original: School of Bartolomeo Vivarini

X-radiograph(s) of "Girl with Cherries", c. 1455 - after 1508

Artist of original: Giovanni Ambrogio de Predis

Lucy Stone (1818-1893), active 1880s

Ida Bothe

Henry Ware, Sr. (1764-1845), 1786 - 1864

James Frothingham

On the Shenandoah, 1822 - 1900

William Louis Sonntag

Scaraboid Gem with Youth, Bow, and Arrow

Greek

Head and Chest of Apollo

Unidentified culture

John Thornton Kirkland (1770-1840), after Gilbert Stuart, active 1828-1829

J. Whitfield

George Washington (1732-1799), after Rembrandt Peale (1778-1860), 1805 - 1880

Constantino Brumidi

Joseph Stevens Buckminster (1784-1812), after Gilbert Stuart, 1794 - 1835

Gilbert Stuart Newton

Tillie, 1834 - 1903

James Abbott McNeill Whistler

Study of Rosettes for Lady's Dress, 1834 - 1903

James Abbott McNeill Whistler

Stephen Higginson (1770-1834), 1794 - 1835

Gilbert Stuart Newton