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Chatto & Windus - Public Domain
David Octavius Hill (1802–1870), and Robert Adamson (1821-1848) - CC BY 2.0
unknown - Public Domain
Balkanregion - CC BY-SA 3.0
Trailer for "The Laughing Policeman" (1973) - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
SDASM Archives -
Pnoorman - CC BY-SA 4.0
Sławek Skonieczny - CC BY-SA 2.0
NARA-Author -
Arnolfo di Cambio - Public Domain
According to the preface, the portrait is an artwork by Professor Herkomer who most likely can be identified as :en:Hubert von Herkomer - Public Domain
Flickr user NoHoDamon -
Christendom College - Public Domain
Artist not known - Public Domain
Michael Ignatieff - CC BY 2.0
Sebastian Encalada - CC BY-SA 4.0
Public Domain
original uploader - Public Domain
Ducarme - Public Domain
Alexander Bogomazov - Public Domain
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Caskie, John Samuels, 1821-1869
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Watson, Johnny Guitar 1935-1996
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Coxcie, Michel, 1499-1592
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Chatto & Windus - Public Domain
Dixon, Ella Hepworth.
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David Octavius Hill (1802–1870), and Robert Adamson (1821-1848) - CC BY 2.0
Monro, Alexander, 1773-1859
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unknown - Public Domain
Lopatin, German Aleksandrovich, 1845-1918
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Balkanregion - CC BY-SA 3.0
Dimitrov-Maĭstora, Vladimir 1882-1960
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Trailer for "The Laughing Policeman" (1973) - Public Domain
Zerbe, Anthony, 1936-
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Mathew Brady Levin Corot Handy - Public Domain
Casserly, Eugene, 1820-1883
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SDASM Archives -
Richey, Helen, 1909-1947
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Pnoorman - CC BY-SA 4.0
Clifton, Bill
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Sławek Skonieczny - CC BY-SA 2.0
Antczak, Jerzy
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NARA-Author -
Branson, Herman R. (Herman Russell), 1914-1995
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Arnolfo di Cambio - Public Domain
Boniface VIII, Pope, -1303
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Nehrling, Henry, 1853-1929
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According to the preface, the portrait is an artwork by Professor Herkomer who most likely can be identified as :en:Hubert von Herkomer - Public Domain
Bradshaw, Henry, 1831-1886
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Flickr user NoHoDamon -
Holland, Tom, 1943-...
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Nicolai, W. (Walter), 1873-1947
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Christendom College - Public Domain
Carroll, Warren Hasty.
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Artist not known - Public Domain
Newell, Wilmon, 1878-1943
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DeFazio, Peter, 1947-
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Michael Ignatieff - CC BY 2.0
McCallum, John, 1950-....
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Amann, Max, 1891-1957
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Sebastian Encalada - CC BY-SA 4.0
Heider, Fritz, 1896-1988
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Public Domain
McKean, Samuel, 1787-1841
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original uploader - Public Domain
Strange, Robert, 1796-1854
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Dillon, Arthur, comte, 1750-1794
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Nanteuil, Robert, 1623-1678
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Ducarme - Public Domain
Isouard, Nicolò (1775?-1818).
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Alexander Bogomazov - Public Domain
Bohomazov, Oleksandr Kosti︠a︡ntynovych, 1880-1930