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c.berlet/publiceye.org - CC BY-SA 3.0
R. Swoboda - Public Domain
unknown - Public Domain
Don Usner / Lannan Foundation - CC BY-SA 2.0
Franklin Graham - Public Domain
Serra y Mas, Pascual (fl. 1869-1875) - Public Domain
Archivo Fotográfico de la Universidad de Chile - Public Domain
Not provided - Public Domain
Mathew Brady - Public Domain
Unidentified (Ensian published by University of Michigan) - Public Domain
Βυθω - CC0 1.0
author - Public Domain
Wikipedia:Lothar Wolleh -
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Dickson, Gordon R.
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c.berlet/publiceye.org - CC BY-SA 3.0
Bauer, Gary Lee, 1946-....
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Fauchard, Pierre, 1678-1761.
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R. Swoboda - Public Domain
Urban, Joseph, 1872-1933
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Young, Roland, 1887-1953
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Esterházy, Ferdinand Walsin 1847-1923
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unknown - Public Domain
Boteler, Alexander Robinson, 1815-1892
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Don Usner / Lannan Foundation - CC BY-SA 2.0
Jones, Ann, 1937-
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Franklin Graham - Public Domain
Bernard, John, 1756-1828
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Serra y Mas, Pascual (fl. 1869-1875) - Public Domain
Méndez Núñez, Casto 1824-1869
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Archivo Fotográfico de la Universidad de Chile - Public Domain
Meiggs, Henry, 1811-1877
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Rosser, Celia E., 1930-....
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Buckner, Richard, 1964-
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Franks, Augustus Wollaston, 1826-1897
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Not provided - Public Domain
Lyon, Nathaniel, -1861
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unknown - Public Domain
Wilson, John Lyde, 1784-1849
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Waite, Morrison R. (Morrison Remick), 1816-1888
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Mathew Brady - Public Domain
Hunt, Memucan, 1807-1856
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More, Henry, 1614-1687
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Patterson, Robert M. (Robert Maskell), 1787-1854
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Unidentified (Ensian published by University of Michigan) - Public Domain
Hamada, Shōji, 1894-1978
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Estrada Palma, Tomás, 1835-1908
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Gesner, Johann Matthias, 1691-1761
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Βυθω - CC0 1.0
Foyatier, Denis, 1793-1863
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unknown - Public Domain
Torre, Guillermo de 1900-1971
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Hart, Franklin A. (Franklin Augustus), 1894-1967
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Rivers, Joan.
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author - Public Domain
Hawkins, John Parker, 1830-1914
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Wikipedia:Lothar Wolleh -
Piene, Otto, 1928-....
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Borden, Olive, 1906-1947