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Carl Van Vechten (1880-1964) - Public Domain
Daderot - CC0 1.0
unknown - Public Domain
original uploader - Public Domain
Dan Harasymchuk - CC BY-SA 4.0
National Biographical Publishing Company - Public Domain
Editors: Cathy Tillack and Karen Still - Public Domain
Birmingham Museums Trust - CC BY-SA 4.0
*:File:3rd_Duke_of_Northumberland.jpg - Public Domain
Bain - Public Domain
Office of the Juvenile Instructor - Public Domain
Bain News Service - Public Domain
Moshko Zhyd - CC BY-SA 4.0
Ttreu - CC BY-SA 4.0
G. Sherriff - Public Domain
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Carl Van Vechten (1880-1964) - Public Domain
Windham, Donald
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Eötvös, Loránd, báró, 1848-1919
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Du Guesclin, Bertrand, comte de Longueville, approximately 1320-1380
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Daderot - CC0 1.0
Bentley, Thomas, 1731-1780
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Broyhill, Joel T. (Joel Thomas), 1919-2006
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Fergusson, Robert, 1750-1774
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unknown - Public Domain
Alexander Constantine Ionides
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original uploader - Public Domain
Lane, Rose Wilder, 1886-1968
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Dan Harasymchuk - CC BY-SA 4.0
Stratton, Allan
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National Biographical Publishing Company - Public Domain
Caswell, Alexis, 1799-1877
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Editors: Cathy Tillack and Karen Still - Public Domain
Romney, Marion G., 1897-1988
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Birmingham Museums Trust - CC BY-SA 4.0
Lanchester, F. W. (Frederick William), 1868-1946
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unknown - Public Domain
Harper, Walter, -1918
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Warner, Sidney S. (Sidney Sardus), 1829-1908
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Wagner-Régeny, Rudolf, 1903-1969
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*:File:3rd_Duke_of_Northumberland.jpg - Public Domain
Northumberland, Hugh Percy, Duke of, 1785-1847
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Bellaver, Harry, 1905-1993
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Talleyrand-Périgord, Charles Maurice de, prince de Bénévent, 1754-1838
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Bain - Public Domain
Morgan, Junius Spencer, 1892-1960
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Brunet, Jules, 1838-1911
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Office of the Juvenile Instructor - Public Domain
Preston, William Bowker, 1830-1908
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unknown - Public Domain
Nickerson, Thomas, 1805-1883
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Jordan, Edwin O. (Edwin Oakes), 1866-1936
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Memling, Hans, 1430?-1494
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Rothschild, James, baron de, 1792-1868
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Bain News Service - Public Domain
Adorée, Renée, 1898-1933
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Le Braz, Anatole, 1859-1926
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Moshko Zhyd - CC BY-SA 4.0
Simons, Henry Calvert, 1899-1946
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Ttreu - CC BY-SA 4.0
Dermota, Anton
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G. Sherriff - Public Domain
Te Whiti-o-Rongomai, 1831-1907