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unknown - Public Domain
Stephencdickson - CC BY-SA 4.0
Cyprian Kamil Norwid - Public Domain
Helenabas - CC BY-SA 4.0
Tino Picos - CC BY-SA 3.0
Bain - Public Domain
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Brooklyn Daily Eagle newspaper - Public Domain
Richard Caton Woodville (American, 1825-1855) (Artist) - Public Domain
International Monetary Fund - Public Domain
SteveHopson - CC BY 2.5
Charles Simonneau (1645-1728); Claude Lefebvre (1632-1674) - Public Domain
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White, T. W. (Thomas Walter), Sir, 1888-1957
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Boucard, Adolphe, 1839-1905
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Borah, William Edgar, 1865-1940
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Martin, Jesse L.
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Sagrestani, Giovanni Camillo, 1660-1731
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Murray, Don, 1929-....
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Child, Richard Washburn, 1881-1935
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Unknown - Public Domain
Walker, James A. (James Alexander), 1832-1901
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Ruyter, Michiel Adriaanszoon de, 1607-1676
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Rulofson, William Herman (American and Canadian artist, 1826-1878)
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unknown - Public Domain
Winchell, Alexander, 1824-1891
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Stephencdickson - CC BY-SA 4.0
Cracherode, Clayton Mordaunt, 1730-1799
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Cyprian Kamil Norwid - Public Domain
Kalergi, Maria, 1822-1874
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Helenabas - CC BY-SA 4.0
Müller-Hermann, Johanna 1878-1941
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Tino Picos - CC BY-SA 3.0
Malaquais, Jean, 1908-1998
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Bain - Public Domain
Harris, Victor, 1869-1943
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unknown - Public Domain
Lakeman, Stephen, 1823-
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Cockburn, Henry Cockburn, Lord, 1779-1854
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unknown - Public Domain
Le Gendre, Charles William, 1830-1899
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Ward, Richard, 1689-1763
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La Villemarqué, Théodore Hersart, vicomte de, 1815-1895
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Brooklyn Daily Eagle newspaper - Public Domain
Campbell, Felix, 1829-1902
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Behrman, Martin, 1864-1926
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Estrées, Jean, duc d', 1624-1707
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Onfray, Michel, 1959-....
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Richard Caton Woodville (American, 1825-1855) (Artist) - Public Domain
Woodville, Richard Caton, 1825-1855
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International Monetary Fund - Public Domain
White, Harry Dexter, 1892-1948
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SteveHopson - CC BY 2.5
Ely, Joe
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Charles Simonneau (1645-1728); Claude Lefebvre (1632-1674) - Public Domain
Le Nain de Tillemont, Louis-Sébastien, 1637-1698
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Pulci, Luigi, 1432-1484