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Georges Biard - CC BY-SA 3.0
unknown photographer - CC BY-SA 3.0
original uploader - Public Domain
Florida Memory - Public Domain
CITRU Documentación - CC BY-SA 4.0
Mikelodeon67 - CC BY-SA 4.0
Mathew Brady - Public Domain
unknown - Public Domain
unknown -
Edward Le Roy Rice - Public Domain
Paul A Chadbourne; Walter Burritt Moore - Public Domain
Herbert Lambert - CC0 1.0
No photographer named in original source. - Public Domain
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Georges Biard - CC BY-SA 3.0
Ascaride, Ariane, 1954-....
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Jane, Thomas
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unknown photographer - CC BY-SA 3.0
Vollenhoven, C. van (Cornelis), 1874-1933
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original uploader - Public Domain
Post, C. W. (Charles William), 1854-1914
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Florida Memory - Public Domain
Woodruff, Robert Winship
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CITRU Documentación - CC BY-SA 4.0
Garro, Elena.
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Mikelodeon67 - CC BY-SA 4.0
Delgado, Miguel M., 1905-1994
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Geddes, Auckland, Sir, 1879-1954
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Zsigmondy, Richard
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Mathew Brady - Public Domain
Briggs, George, 1805-1869
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Elliott, Charles Loring, 1812-1868
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Wilhelm, von Hirsau, Abbot of Hirsau, approximately 1030-1091
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Lanchester, Elsa, 1902-1986
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Key, Francis Scott, 1779-1843
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unknown - Public Domain
Pann, Abel, 1883-1963
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unknown -
Prandtl, Ludwig, 1875-1953
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unknown - Public Domain
Lépine, Jean-Antoine 1720-1814
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Dayan, Assaf
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Spielhagen, Friedrich, 1829-1911
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Edward Le Roy Rice - Public Domain
Barlow, Milt G. (Milton G.), 1843-1904
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Scott, Dukinfield Henry, 1854-1934
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Paul A Chadbourne; Walter Burritt Moore - Public Domain
Davis, Noah, 1818-1902
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Atget, Eugène, 1857-1927
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Herbert Lambert - CC0 1.0
Quilter, Roger, 1877-1953
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No photographer named in original source. - Public Domain
Meredith, Ellis, 1865-
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original uploader - Public Domain
McLaurin, Anselm Joseph, 1848-1909
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Charlotte Augusta Matilda 1766-1828
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Peavey, Hubert Haskell, 1881-1937
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Shehan, Lawrence, Cardinal, 1898-
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Becher, Johann Joachim, 1635-1682