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unknown - Public Domain
ei tiedossa -
Christoffel van Sichem - Public Domain
U.S. Army Signal Corps - Public Domain
M. Denso - Public Domain
Ron Kroon / Anefo - CC BY-SA 3.0
Andrew Arnold Lambing (1842–1918) - Public Domain
Bain News Service, publisher - Public Domain
National Geographic Society - Public Domain
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Heise, Peter, 1830-1879
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Leo XI, Pope, 1535-1605
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unknown - Public Domain
Calvert, Frank, 1828-1908
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Jarvis, William, 1770-1859
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Čakste, Jānis, 1859-1927
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Johnson, Lee, 1961-
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Paquin, Anna.
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Steadman, Ralph
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Christoffel van Sichem - Public Domain
Hut, Hans, -1527
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Martins, Peter
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U.S. Army Signal Corps - Public Domain
Campbell, Levin Hicks, 1886-1976
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M. Denso - Public Domain
Oberthür, Charles 1845-1924
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Sears, Edmund H. (Edmund Hamilton), 1810-1876
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Ron Kroon / Anefo - CC BY-SA 3.0
Neild, R. R.
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unknown - Public Domain
Allen, John, 1850-1931
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Lisinski, Vatroslav, 1819-1854
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Andrew Arnold Lambing (1842–1918) - Public Domain
Lambing, Andrew Arnold, 1842-1918
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Hofzinser, Johann Nepomuk, 1806-1875
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Douglass, David Bates, 1790-1849
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Bain News Service, publisher - Public Domain
Sylva, Marguerite, 1875-1957
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Sulla, Lucius Cornelius
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Newhall, Henry Mayo, 1825-1882
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Hesselgren, Kerstin, 1872-1962
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Bertillon, Alphonse, 1853-1914
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Holl, William, 1807-1871
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Mitchell, Cameron, 1918-1994
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National Geographic Society - Public Domain
Gannett, Samuel S. (Samuel Stinson), 1861-1939
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Essex, Walter Devereux, Earl of, 1541?-1576
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Koenig, Franz Nikolaus, 1765-1832
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Dove, Heinrich-Wilhelm, 1803-1879