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Not stated - Public Domain
Bill Wilcox - CC BY 2.0
Public Domain
U.S. Department of State - Public Domain
*:File:JohnSamuelPeters.jpg - Public Domain
Perry, William Stevens - Public Domain
unknown - Public Domain
original uploader - Public Domain
Gampe - CC0 1.0
NBC-National Broadcasting Company - Public Domain
William Walker - Public Domain
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Not stated - Public Domain
Tulasne, Charles, 1816-1884
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Bill Wilcox - CC BY 2.0
Parker, Graham, 1950-....
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Public Domain
Mudge, E. W. (Ezra Warren), 1811-1878
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Wilkins, John, 1614-1672
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Phillips, Florence, Lady, 1863-1940
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Field, Walter
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U.S. Department of State - Public Domain
Hormats, Robert D.
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*:File:JohnSamuelPeters.jpg - Public Domain
Peters, John Samuel, 1772-1858
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Perry, William Stevens - Public Domain
Southgate, Horatio, 1812-1894
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unknown - Public Domain
Vásquez, Horacio, 1860-1936
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McBain, Ed, 1926-2005
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original uploader - Public Domain
Rittershaus, Emil, 1834-1897
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Gampe - CC0 1.0
Hejduk, John, 1929-2000
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Public Domain
Tolstoy, Aleksey Nikolayevich, graf, 1883-1945
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Wren, Christopher, Sir, 1632-1723
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Spurr, Josiah Edward, 1870-1950
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NBC-National Broadcasting Company - Public Domain
Brooks, Ned, 1901-1969
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original uploader - Public Domain
Kohl, J. G. (Johann Georg), 1808-1878
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William Walker - Public Domain
Raine, James, 1791-1858
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Thynne, Thomas, 1648-1682
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King, Claude
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unknown - Public Domain
Marvin, Charles F. (Charles Frederick), 1858-1943
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Baring-Gould, S. (Sabine), 1834-1924
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Brunon (św. ; ca 1030-1101).
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Smith, Joseph, jr., 1805-1844
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Wilson, Edward, 1872-1912
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unknown - Public Domain
Purviance, David, 1766-1847
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Darling, Frank (Canadian architect, 1850-1923)
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Burkett, E. J. (Elmer Jacob), 1867-1935
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Muselier, Émile (1882-1965).