X-radiograph(s) of "Alice Mason"

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

X-radiograph(s) of "Pierre Boucher"

X-radiograph(s) of "St. Nicholas", c. 1488 - 1576

Artist of original: Copy after Titian (Tiziano Vecellio)

X-radiograph(s) of "Abby Lyman and her Mother", born 1785-1788, died 1838

Artist of original: Ralph Eleaser Whiteside Earl

X-radiograph(s) of "Virgin appearing to St. Dominic", 1541 - 1614

Artist of original: (?) Domenico Theotocopoli, called El Greco

X-radiograph(s) of "Pieta", 1510 - 1592

Artist of original: School of(?) Jacopo Bassano the Elder

X-radiograph(s) of "Crucifixion with Three Saints on reverse", 1440 or 1450-1503

Artist of original: (?) Lorenzo d'Alessandro da San Severino

X-radiograph(s) of "Ville-d'Avray", 1796 - 1875

Artist of original: Jean-Baptiste-Camille Corot

X-radiograph(s) of "Self-Portrait", 1746 - 1828

Artist of original: Francisco José de Goya y Lucientes

X-radiograph(s) of "Portrait of a Young Woman", 1613 - 1670

Artist of original: Bartholomeus van der Helst

X-radiograph(s) of "Bust of Christ", 1606 - 1669

Artist of original: Rembrandt Harmensz. van Rijn

X-radiograph(s) of "View of a River in Moonlight", 1603 - 1677

Artist of original: Aert van der Neer

X-radiograph(s) of "Double Portrait", 1606 - 1669

Artist of original: Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Double Portrait", 1606 - 1669

Artist of original: Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Double Portrait", 1606 - 1669

Artist of original: Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Double Portrait", 1606 - 1669

Artist of original: Rembrandt Harmensz. van Rijn

X-radiograph(s) of "Odalisque", 1780 - 1867

Artist of original: School of Jean-Auguste-Dominique Ingres

The Apostle Philip

Unidentified Artist

Francis J. Ziegler, 1844 - 1916

Thomas Cowperthwait Eakins