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Ülkün Tansel, der Sohn von O. Tansel -
http://gutenberg.readingroo.ms/3/3/8/4/33840/33840-h/33840-h.htm - Public Domain
ClaraDR24 - CC BY-SA 3.0
:de:'ElLo57 - CC BY-SA 2.0
Sage Ross - CC BY-SA 3.0
unknown - Public Domain
Contemporary photograph - Public Domain
CSG-Info - CC BY-SA 4.0
Aladár Székely - Public Domain
Anselm van Hulle, 1601-1674 - Public Domain
U.S. Department of Defense Photo (USMC) - Public Domain
:de:Benutzer:Smokeonthewater -
James Calvin Hemphill - Public Domain
photographer-Lindsay (looks like) Nelson-New York - Public Domain
Slattery08 - CC BY-SA 4.0
Mathew Brady Levin Corbin Handy - Public Domain
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Maclear, Thomas, 1794-1879
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Ülkün Tansel, der Sohn von O. Tansel -
Tansel, Oğuz, 1915-
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http://gutenberg.readingroo.ms/3/3/8/4/33840/33840-h/33840-h.htm - Public Domain
Gebhart, Émile, 1839-1908
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ClaraDR24 - CC BY-SA 3.0
McManus, Frederick R. (Frederick Richard), 1923-2005
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:de:'ElLo57 - CC BY-SA 2.0
Stewart, Dave
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Sage Ross - CC BY-SA 3.0
Proctor, Robert, 1954-
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unknown - Public Domain
Leavitt, John Brooks, 1849-1930
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Contemporary photograph - Public Domain
Mathews, Shailer, 1863-1941
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unknown - Public Domain
Pelouze, J. (Jules), 1807-1867
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Bloch, Ernest, 1880-1959
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Turner, Tomkyns Hilgrove, Sir, approximately 1766-1843
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Andrews, George William, 1906-1971
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CSG-Info - CC BY-SA 4.0
Puri, Rajinder, 1934-
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Aladár Székely - Public Domain
Schaffer
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Lynn, Diana
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Cornplanter, Jesse J., 1889-1957
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Anselm van Hulle, 1601-1674 - Public Domain
Guericke, Otto von 1602-1686
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Griffin, Marion Mahony, 1871-1961
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Platt, Louise, 1915-2003
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U.S. Department of Defense Photo (USMC) - Public Domain
Gayle, Gordon D.
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:de:Benutzer:Smokeonthewater -
Harrer, Heinrich, 1912-2006
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Wimar, Carl, 1828-1862
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Lampton, David M.
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Jones, Henry, sir, 1852-1922
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unknown - Public Domain
Romero, Francisco, 1891-1962
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James Calvin Hemphill - Public Domain
Ficken, John F., 1843-1925
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photographer-Lindsay (looks like) Nelson-New York - Public Domain
Bolet, Jorge
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Slattery08 - CC BY-SA 4.0
Cruz, Emilio, 1938-
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North, Wheeler J.
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Mathew Brady Levin Corbin Handy - Public Domain
Overton, Edward, 1836-1903