X-radiograph(s) of "Crucifix"

X-radiograph(s) of "Herdsmen"

X-radiograph(s) of "Monk", 1598 - 1664

Artist of original: Francisco de Zurbarán

X-radiograph(s) of "George Rogers", 1688 - 1751

Artist of original: Attributed to John Smibert

X-radiograph(s) of "Magdalen"

X-radiograph(s) of "Skull", 1590-1661

Artist of original: Daniel Seghers

X-radiograph(s) of "Two Negroes", 1606 - 1669

Artist of original: (?) Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Figures in Landscape"

X-radiograph(s) of "View of Lambeth"

X-radiograph(s) of "Woman Figure", 1882 - 1935

Artist of original: Gaston Lachaise

A Cardinal and his Entourage in a Park, 1816 - 1868

Emanuel Gottlieb Leutze

Tortoise Resting on a Log, 1835 - 1900

William Stanley Haseltine

Great Black-backed Gull, after Audubon, 1835 - 1900

William Stanley Haseltine

Reuben Hull Booth (1771-1814), 1751 - 1801

Ralph Earl

A Design for an Overdoor Decoration; verso: Profile of Woman's Head, 1529 - 1566

Studio of Taddeo Zuccaro

Edward Hickling Bradford (1848-1926), 1855 - 1932

Ignaz Marcel Gaugengigl

Aladdin's Lamp, 1836 - 1923

Elihu Vedder

John Tyndall (1820-1893), 1830 - 1902

Albert Bierstadt

Henry Wadsworth Longfellow (1807-1882), 1792 - 1868

Thomas Badger

Blossoming Trees, 1836 - 1897

Homer Dodge Martin