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Public Domain
Krajazz - CC BY-SA 3.0
Maghols - Public Domain
William Cochrane (1831-1898) and John Castell Hopkins (1864-1923) - Public Domain
:en:Alexander_Hay_Ritchie (1822–1895) - Public Domain
BRad06 - CC BY-SA 4.0
unknown - Public Domain
Jac. de Nijs / Anefo - CC BY-SA 3.0
attr. Elizabeth-Louise Vigée Le Brun - CC0 1.0
Gerrits, Roland / Anefo - CC BY-SA 3.0
Photographer unidentified - Public Domain
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Patrick Mimran - CC BY-SA 4.0
William Carey Jones - Public Domain
Fondapol - Fondation pour l'innovation politique - CC BY-SA 2.0
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Sabin, Dwight M. (Dwight May), 1843-1902
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Krajazz - CC BY-SA 3.0
Adderley, Nat, 1931-2000
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Gottlieb, Maurycy, 1856-1879
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Bryan, Guy M. (Guy Morrison), 1821-1901
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Maghols - Public Domain
Schwendinger, Laura
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William Cochrane (1831-1898) and John Castell Hopkins (1864-1923) - Public Domain
Hunt, Thomas Sterry, 1826-1892
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:en:Alexander_Hay_Ritchie (1822–1895) - Public Domain
Hall, Hiland, 1795-1885
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Rice, Condoleezza, 1954-
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BRad06 - CC BY-SA 4.0
Brunvand, Jan Harold.
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Obama, Barack, 1961-
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Morozov, Nikolaĭ Aleksandrovich, 1854-1946
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Moles, Enrique
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Beckmann, Johann, 1739-1811
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Winkler, Clemens Alexander, 1838-1904
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Capponi, Luigi, 1583-1659
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unknown - Public Domain
Habberton, John, 1842-1921
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Jac. de Nijs / Anefo - CC BY-SA 3.0
Coggan, Donald, 1909-2000
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Fontana, Lavinia, 1552-1614
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attr. Elizabeth-Louise Vigée Le Brun - CC0 1.0
Sacchini, Antonio, 1730-1786
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Gerrits, Roland / Anefo - CC BY-SA 3.0
Dibbets, Jan, 1941-....
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Photographer unidentified - Public Domain
Hawkes, Clarence, 1869-1954
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Frink, Elisabeth, 1930-1993
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Patrick Mimran - CC BY-SA 4.0
Mimran, Patrick, 1956-....
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Hamilton, William, 1777-1859
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William Carey Jones - Public Domain
Howison, George Holmes, 1834-1917
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Fabritius, Carel, 1622-1654
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Gilfillan, George, 1813-1878
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unknown - Public Domain
Frankel, Zacharias, 1801-1875
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Fondapol - Fondation pour l'innovation politique - CC BY-SA 2.0
Lacouture, Jean
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Norvell, John, 1789-1850