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Sumner Ellis - Public Domain
Mathew Brady<br/> - Public Domain
unknown - Public Domain
Elliott & Fry - Public Domain
Public Domain
MariaAna 00 - CC BY-SA 4.0
Toni Trump Fagart - Public Domain
not stated - Public Domain
Koninklijke Nederlandse Akademie van Wetenschappen (KNAW) - CC BY 3.0
(…) Punt / Anefo -
Bain - Public Domain
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Annan, J. Craig (James Craig), 1864-1946
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Pérez de Ayala, Ramón, 1880-1962
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Sumner Ellis - Public Domain
Chapin, E. H. (Edwin Hubbell), 1814-1880
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Eurípides
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Mathew Brady<br/> - Public Domain
Paul, Gabriel René, 1813-1886
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Ness, Eliot
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Reichensperger, August, 1808-1895
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Schulze, Franz Eilhard, 1840-1921
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unknown - Public Domain
Ross, Martin, 1862-1915
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Olson, Floyd Björnstjerne, 1891-1936
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Elliott & Fry - Public Domain
Morison, James Cotter, 1832-1888
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Public Domain
Gill, Charles, 1871-1918.
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MariaAna 00 - CC BY-SA 4.0
Lestonnac, Jeanne de, Saint, 1556-1640
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Smith, John Quincy, 1824-1901
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Roberts, Robert, 1839-1898
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Stein, Gertrude, 1874-1946
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Toni Trump Fagart - Public Domain
Galland, Isaac, 1791-1858
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Mann, Katia, 1883-1980
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Baldwin, Elias Jackson, 1828-1909
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not stated - Public Domain
Parsons, Alfred, 1847-1920
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Batty, Robert, 1763?-1849
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Valuev, P. A. (Petr Aleksandrovich), graf, 1815-1890
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Hippocrates
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Barling, Harry Gilbert, Sir, 1855-1940
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unknown - Public Domain
Saxton, Joseph, 1799-1873
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Miki, Takeo, 1907-1988
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Koninklijke Nederlandse Akademie van Wetenschappen (KNAW) - CC BY 3.0
Hengel, Martin
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(…) Punt / Anefo -
Kerr, Anita
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Seltzer, Dov
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Bain - Public Domain
Gleaves, Albert, 1858-1937