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unknown - Public Domain
Pach Bros. - Public Domain
Unknown - Public Domain
Norris Galpin Osborn (1858-1932) - Public Domain
da - Public Domain
Unknown Military photographer - Public Domain
Julian Vannerson (1827-1875) - Public Domain
Gage Skidmore - CC BY-SA 3.0
*Photograph: Leon A. Perskie - CC BY 2.0
Jean-Pierre Dalbéra - CC BY 2.0
Alex Plank - Public Domain
he - CC BY-SA 3.0
Jim Gunn - CC BY-SA 3.0
Brbbl -
not stated - Public Domain
Mario Nunes Vais -
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Best, Charles Herbert, 1899-1978
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unknown - Public Domain
Morris, Reginald Owen
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Woodbridge, William, 1780-1861
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Nibby, A. (Antonio), 1792-1839
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Buckland, Francis T. (Francis Trevelyan), 1826-1880
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Ratcliffe, Laura, 1836-1923
Image from Wikimedia Commons
Pach Bros. - Public Domain
Gates, Frederick Taylor, 1853-1929
Image from Wikimedia Commons
Unknown - Public Domain
Binswanger, Otto, 1852-1929
Image from Wikimedia Commons
Norris Galpin Osborn (1858-1932) - Public Domain
Lake, Everett J. (Everett John), 1871-1948
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da - Public Domain
Allin, Arthur, 1847-1926
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Andronicus II Palaeologus, Emperor of the East, 1260-1332
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Wiedewelt, Johannes, 1731-1802
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Pompon, François, 1855-1933
Image from Wikimedia Commons
Unknown Military photographer - Public Domain
Pratt, H. C. (Henry Conger), 1882-1966
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Julian Vannerson (1827-1875) - Public Domain
Royce, Homer Elihu, 1819-1891
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Gage Skidmore - CC BY-SA 3.0
Jackson, Joshua, 1978-
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Harris, Jed
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Goodenough, Samuel, 1743-1827
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*Photograph: Leon A. Perskie - CC BY 2.0
Roosevelt, Franklin D. (Franklin Delano), 1882-1945
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Jean-Pierre Dalbéra - CC BY 2.0
Comte, Auguste, 1798-1857
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Alex Plank - Public Domain
Tilghman, Lloyd, 1816-1863
Image from Wikimedia Commons
Mancini, Don, 1963-
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he - CC BY-SA 3.0
Abramson, Larry, 1954-
Image from Wikimedia Commons
Jim Gunn - CC BY-SA 3.0
Gunn, John R., 1877-1956
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Brbbl -
Gaag, Lotti van der 1923-1999
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not stated - Public Domain
Appleton, William Henry, 1814-1899
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Mario Nunes Vais -
Giraldoni, Eugenio
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Babyface (musician)
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Stein, Robert, 1857-1917
Image from Wikimedia Commons
unknown - Public Domain
Weaver, James D. (James Dorman), 1920-2003