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Smithsonian Institution Archives - Public Domain
Frederick Gutekunst - Public Domain
unknown - Public Domain
Agence Rol - Public Domain
US Federal Government - Public Domain
Uncredited. - Public Domain
Editors: Christie Williams and LeeAnn Roberts - Public Domain
British Ministry of Information Photo Division Photographer - Public Domain
Gleuschk - CC BY-SA 3.0
Kika Sso - CC BY 2.0
N. Freese (active 1794-1814) - Public Domain
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Kukolʹnik, N. (Nestor), 1809-1868
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Smithsonian Institution Archives - Public Domain
Porter, Helen
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Frederick Gutekunst - Public Domain
James, Bushrod Washington, 1836-1903
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Isabella d'Este, consort of Francesco II Gonzaga, Marquis of Mantua, 1474-1539
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Barlee, Frederick P. (Frederick Palgrave), 1827-1884
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Ashley, Evelyn, 1836-1907
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unknown - Public Domain
Peretz, Isaac Leib, 1851 or 1852-1915
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Agence Rol - Public Domain
De Rothschild, J. A. (James Armand), 1878-1957
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unknown - Public Domain
Elliott, John, 1773-1827
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Michaëlis, Sophus, 1865-1932
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Nelson, Hugh, 1768-1836
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unknown - Public Domain
Ford, Wendell H., 1924-
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Sybel, Heinrich von 1817-1895
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US Federal Government - Public Domain
Lochner, Robert H., 1918-
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Uncredited. - Public Domain
Busye, Motinggo, 1936-
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Editors: Christie Williams and LeeAnn Roberts - Public Domain
Hanks, Marion D.
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Hatcher, Teri
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British Ministry of Information Photo Division Photographer - Public Domain
Alexander of Tunis, Harold Rupert Leofric George Alexander, Earl, 1891-1969
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Fréteau de Saint-Just, Émmanuel-Marie-Michel-Philippe 1745-1794
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Yates, Edmund, 1831-1894
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Gleuschk - CC BY-SA 3.0
Sullivan, Dennis (Dennis Parnell), 1941-
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Almeida, Laurindo
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Knatchbull, Norton, Sir, 1602-1685
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La Rochefoucauld, François, duc de, 1613-1680
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Halhed, Nathaniel Brassey, 1751-1830
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Kika Sso - CC BY 2.0
Shcharansky, Anatoly
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N. Freese (active 1794-1814) - Public Domain
Spode, Josiah, 1733-1797
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Bakhchani︠a︡n, Vagrich
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Volkonskai︠a︡, Zinaida Aleksandrovna, kni︠a︡gini︠a︡, 1792-1862
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MacDermott, Marc, 1880-1929