X-radiograph(s) of "Croesus and Solon", 1609-1656

Artist of original: Salomon Koninck

X-radiograph(s) of "St. Catherine", 1659 - 1734

Artist of original: Sebastiano Ricci

X-radiograph(s) of "Education of Virgin", 1606 - 1669

Artist of original: And Theodor van Thulden

X-radiograph(s) of "Mariana of Autria", c. 1612-1667

Artist of original: (?) Juan Bautista Martínez del Mazo

X-radiograph(s) of "Susanna", 1615 - 1660

Artist of original: (?) Govert Flinck

X-radiograph(s) of "Hunters at Camp", 1836 - 1910

Artist of original: Winslow Homer

X-radiograph(s) of "Goliath", 1637 - 1666

Artist of original: Also att. to (?) Mateo Cerezo the Younger

X-radiograph(s) of "Joseph Peabody ", 1809 - 1890

Artist of original: Charles Osgood

X-radiograph(s) of "Male Portrait (Pastiche in style of Baldassare d'Este)"

X-radiograph(s) of "Laura", c. 1459 - 1516

Artist of original: Giovanni Bellini

X-radiograph(s) of "Portrait of Marshall", 1783 - 1872

Artist of original: Thomas Sully

Albert Einstein (1879-1955), Princeton, New Jersey, 1921 - 1986

Ernst Haas

Jean Cocteau, Paris, 1921 - 1986

Ernst Haas

Still Life, 1888 - 1964

Eugen Wiškovský

Insulator, 1888 - 1964

Eugen Wiškovský

Insulator II, 1888 - 1964

Eugen Wiškovský

Reflector, 1911 - 1991

Hugo Táborský

Study for "Roger Freeing Angelica", 1780 - 1867

Jean-Auguste-Dominique Ingres

Orchids and Rocks, 1820 - 1898

Yi Ha-ŭng (also known as Taewŏn’gun)

View of Canal and Bridges, 1853 - 1935

Denman Waldo Ross