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original uploader - Public Domain
unknown - Public Domain
not stated - Public Domain
Wil-Helm Agency (management)/photo by Fabry, Nashville - Public Domain
Thomas Nelson Downs - Public Domain
John Watkins - Public Domain
Willem van de Poll - CC BY-SA 3.0
Hiart - Public Domain
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original uploader - Public Domain
Swan, Joseph Wilson, 1828-1914
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Struve, Petr Berngardovich, 1870-1944
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Sheen, Charlie
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Bastille
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unknown - Public Domain
Song, Si-yŏl, 1607-1689
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Martin, John, 1833-1913
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Clavel, Bernard, 1923-2010
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not stated - Public Domain
Pérez-Galdós, Benito (1843-1920).
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Wil-Helm Agency (management)/photo by Fabry, Nashville - Public Domain
Whitman, Slim, 1924-2013
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Thomas Nelson Downs - Public Domain
Downs, T. Nelson (Thomas Nelson), 1868-1938
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John Watkins - Public Domain
Walpole, Spencer H. (Spencer Horatio), 1806-1898
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not stated - Public Domain
Parsons, Alfred, 1847-1920
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Jacks, William, 1841-1907
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Avary, Roger.
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Provancher, L. (Léon), 1820-1892
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unknown - Public Domain
Britton, Thomas, 1654?-1714
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Doheny, Edward L. (Edward Laurence), 1856-1935
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Willem van de Poll - CC BY-SA 3.0
Nelson, Rudolf, 1878-1960
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Barnard, Marjorie, 1897-1987
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Bánki, Donát 1859-1922
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Armstrong, Kit, 1992-
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Olson, Culbert L. (Culbert Levy), 1876-1962
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Cheney, John Vance, 1848-1922
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Bravais, Auguste, 1811-1863
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Rhys-Davies, John
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Wolcott, Jesse P. (Jesse Paine), 1893-1969
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Vallat, Xavier, 1891-1972
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Pinkney, William, 1810-1883
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Hiart - Public Domain
Bacon, Henry, 1839-1912
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Lamond, Hector, 1865-1947