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unknown - Public Domain
Emilius Bærentzen and C. M. Tegner - Public Domain
Engraving by Thomas Kitchin - Public Domain
unattributed - Public Domain
No photographer named in original source. - Public Domain
REUVEN FRIZI - CC BY-SA 3.0
Brianmcmillen - CC BY-SA 3.0
US Government Printing Office - Public Domain
original uploader - Public Domain
not stated - Public Domain
Dick DeMarsico, World Telegram staff photographer - Public Domain
Ic3b3rg - Public Domain
James T. Haley - Public Domain
Public Domain
ABC Television - Public Domain
Krepideia - CC BY-SA 3.0
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Henderson, Arthur, 1863-1935
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unknown - Public Domain
Mergenthaler, Ottmar, 1854-1899
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Donner, Robert, 1931-2006
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Emilius Bærentzen and C. M. Tegner - Public Domain
Nielsen, Anna, 1803-1856
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Lewes, George Henry, 1817-1878
Image from Wikimedia Commons
Engraving by Thomas Kitchin - Public Domain
Lardner, Nathaniel, 1684-1768
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unknown - Public Domain
Garesché, Julius P. (Julius Peter), 1821-1862
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Vincent, H. (Hyacinthe), 1862-1950
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How, William Walsham, 1823-1897
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unattributed - Public Domain
Hemingway, Mary Welsh (1908- ).
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No photographer named in original source. - Public Domain
Spurgeon, Caroline, F. E. (Caroline Frances Eleanor), 1869-1942
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REUVEN FRIZI - CC BY-SA 3.0
Shabat, Shlomi
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Welldon, J. E. C. (James Edward Cowell), 1854-1937
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Assereto, Gioacchino, 1600-1650
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Grider, Henry, 1796-1866
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Hume, Abraham 1749-1838
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Olearius, Adam, 1603-1671
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Brianmcmillen - CC BY-SA 3.0
Richmond, Dannie
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US Government Printing Office - Public Domain
Lederer, Raymond F.
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original uploader - Public Domain
Hultgreen, Kara, 1965-1994
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Morice, Humphry, 1671?-1731
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not stated - Public Domain
Chadwick, John White, 1840-1904
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Dick DeMarsico, World Telegram staff photographer - Public Domain
Anderson, Margaret Iretta Parker, 1886-1970
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Girard, René, 1923-
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Ic3b3rg - Public Domain
Fife, David, 1805-1877
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Upper Ossory, John Fitzpatrick, Earl of, 1745-1818
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James T. Haley - Public Domain
Black Patti, 1869-1933
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Public Domain
Sennett, Mack, 1880-1960
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ABC Television - Public Domain
King, Alan, 1927-2004
Image from Wikimedia Commons
Krepideia - CC BY-SA 3.0
Foix, Pierre de, 1386-1464