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Charlie Reiman - CC BY-SA 2.0
Yves Philippe de Francqueville - CC BY-SA 3.0
James Arthur and C.M Hayes & Co - Public Domain
The Biographical Society, Boston - Public Domain
Clicgauche - Public Domain
Allan warren - CC BY-SA 3.0
unknown - Public Domain
:en:Charles H. M. Kerr - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Attributed to J.D. Wells of Northampton - Public Domain
Koroesu - Public Domain
NBC Television - Public Domain
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Warner, Robert Mark, 1927-2007
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Appen, Karl von 1900-1981
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Charlie Reiman - CC BY-SA 2.0
Chabon, Michael
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Ponsonby, Henry Frederick, Sir, 1825-1895
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Magnus, Gustav, 1802-1870
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Yves Philippe de Francqueville - CC BY-SA 3.0
Francavilla, Pietro, 1548-1615
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Gromov, M. (Mikhail)
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James Arthur and C.M Hayes & Co - Public Domain
Van Dyke, James Adams, 1813-1855
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The Biographical Society, Boston - Public Domain
Fletcher, Ryland, 1799-1885
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Clicgauche - Public Domain
Delambre, J. B. J. (Jean Baptiste Joseph), 1749-1822
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Allan warren - CC BY-SA 3.0
Harty, Russell, 1934-
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unknown - Public Domain
Harnell, Joe
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Lon, Nol
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Murray, Alexander, 1775-1813
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Bülow, Friedrich Wilhelm, Freiherr von, 1755-1816
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:en:Charles H. M. Kerr - Public Domain
Kerr, Charles H. M.
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Cremony, John Carey, 1815-1879
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Fontana, Julian, 1810-1869
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Fowlds, George, Sir, 1860-1934
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Mathew Brady Levin Corot Handy - Public Domain
Mitchell, John Inscho, 1838-1907
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unknown - Public Domain
Boto, António, 1897-1959
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Attributed to J.D. Wells of Northampton - Public Domain
Dickinson, Austin, -1895
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Saint-Vallier, Jean-Baptiste de la Croix de Chevrières de 1653-1727
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Beaverbrook, Max Aitken, Baron, 1879-1964
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Koroesu - Public Domain
Neebe, Oscar W., 1850-
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unknown - Public Domain
Parks, Floyd Lavinius, 1896-1959
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Lenormant, Charles, 1802-1859
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Bascom, Florence, 1862-1945
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NBC Television - Public Domain
Corey, Irwin
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Vieussens, Raymond, 1641?-1715