X-radiograph(s) of "Sacrifice of Isaac"

X-radiograph(s) of "St. Catherine", 1609 - 1685

Artist of original: (?) Il Sassoferrato

X-radiograph(s) of "Ecce Homo", 1510 - 1592

Artist of original: Follower of Jacopo Bassano the Elder

X-radiograph(s) of "Landscape", 1819 - 1877

Artist of original: Gustave Courbet

Portrait of a Man, 1571 - 1631

Jacob Matham

Woman Seated by an Easel, 1859 - 1891

Georges Pierre Seurat

[O-ho-kea-pe], 1808-1875

Seth Eastman

X-radiograph(s) of "Bishop and Donor (Madonna and Child for left part of diptich)", c. 1495-before 1550

Artist of original: (?) Ambrosius Benson

Angel, 1849 - 1921

Abbott Handerson Thayer

Rock of Ages, 1823 - 1909

Johannes Adam Simon Oertel

Benjamin Franklin (1706-1790), after Joseph-Siffred Duplessis (1725-1802)

Unidentified Artist

Morning Glories, 1832 - 1920

Samuel Colman

Head

Unidentified Artist

Head of Christ

Unidentified Artist

X-radiograph(s) of "St. John", c. 1320-1365 or 1366

Artist of original: Nardo di Cione

X-radiograph(s) of "Mrs. Samuel Smith", 1755 - 1828

Artist of original: Gilbert Stuart

X-radiograph(s) of "Christ with a Cross and Virgin and Child", 1473 - 1532

Artist of original: Jan Gossaert

X-radiograph(s) of "The Dead Christ between the Virgin and Saint John the Evangelist", 1430/35 - before 1495

Artist of original: Carlo Crivelli

The Father's Leave-Taking, 1827 - 1910

William Holman Hunt

Standing Draped Man in Profile, 1819 - 1867

Camille-Auguste Gastine