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Robert Scoble -
Samuel Butler (1774-1839) - Public Domain
unknown (film screenshot) - Public Domain
unknown - Public Domain
Judith Wood -
Schmid, Renate - CC BY-SA 2.0
unknown -
Renate Bertlmann - CC BY-SA 4.0
Ernest de Koven Leffingwell - Public Domain
Ludo29 - CC BY-SA 3.0
Ltagliaferri - CC BY-SA 4.0
... - Public Domain
Enrico Guastaldi -
unknown Photograf - Public Domain
Michel-georges bernard - CC BY-SA 3.0
Universal Television - Public Domain
Amaillon - CC BY-SA 3.0
Karen Seto / ???? -
Public Domain
Original: Francisco Montaner por dibujo de José Maea, before 1791. Computerization: FCA00000 -
Image from Wikimedia Commons
Robert Scoble -
Gergen, David R. (David Richmond), 1942-
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Frommel, Carl-Ludwig, 1789-1863
Image from Wikimedia Commons
Samuel Butler (1774-1839) - Public Domain
Butler, Samuel, 1774-1839
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unknown (film screenshot) - Public Domain
Treacher, Arthur, 1894-1975
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Napier, John, 1550-1617
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unknown - Public Domain
Brunton, Mary, 1778-1818
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Judith Wood -
Wood, Carl
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Schmid, Renate - CC BY-SA 2.0
Isenberg, James A.
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Stanley, Wendell M. (Wendell Meredith), 1904-
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unknown -
Ost, Alfred, 1884-1945
Image from Wikimedia Commons
Renate Bertlmann - CC BY-SA 4.0
Bertlmann, Renate, 1943-....
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Ernest de Koven Leffingwell - Public Domain
Mikkelsen, Ejnar, 1880-1971
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Ludo29 - CC BY-SA 3.0
Ramonet, Ignacio
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Ltagliaferri - CC BY-SA 4.0
Davidson, Cathy N., 1949-....
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... - Public Domain
Livingston, Robert R., 1718-1775
Image from Wikimedia Commons
Enrico Guastaldi -
Pinsuti, Ciro, 1829-1888
Image from Wikimedia Commons
unknown Photograf - Public Domain
Lamzdorf, V. N. (Vladimir Nikolaevich), graf, 1844-1907
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Michel-georges bernard - CC BY-SA 3.0
Aveline, Claude, 1901-1992
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Le Brun, Napoleon, 1821-1901
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Peles, Ḳeren, 1979-
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Universal Television - Public Domain
McCord, Kent
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unknown - Public Domain
Benoist, Fr., 1794-1878
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Burnett, Henry.
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Penn, Thomas, 1702-1775
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Amaillon - CC BY-SA 3.0
Blanc, Georges, 1943-....
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Manning, Patrick, 1946-
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Cahill, William T. (William Thomas), 1912-1996
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Karen Seto / ???? -
Lurie, Rod, 1962-
Image from Wikimedia Commons
Public Domain
Wilberforce, Ernest Roland
Image from Wikimedia Commons
Original: Francisco Montaner por dibujo de José Maea, before 1791. Computerization: FCA00000 -
Agustín, Antonio, 1517-1586