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Mathew Brady - Public Domain
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Joseph Kriehuber Foto: :de:Peter Geymayer - Public Domain
United States Senate - Public Domain
Anonymous - Public Domain
unknown - Public Domain
US Government Printing Office - Public Domain
IngeHinterwaldner - CC BY-SA 4.0
:de:Benutzer:Moggosaurier -
Geraldo Magela/Agência Senado - CC BY 2.0
WoodElf - CC BY 3.0
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Parkes, Edmund A. (Edmund Alexander), 1819-1876
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Pye, John, 1782-1874
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Spooner, Lysander, 1808-1887
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Eva Rinaldi - CC BY-SA 2.0
Hicks, Scott.
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Mathew Brady - Public Domain
Vallandigham, Clement Laird, 1820-1871
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Josh Head - CC BY-SA 2.0
Johnston, Daniel, 1961-....
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Colburn, Waldo, 1824-1885
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Prince, Harold, 1928-
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Lewis, Lawrence, 1879-1943
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Leire Grijalvo - CC BY-SA 4.0
Ricci, Nina, 1883-1970
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Grieg, Edvard
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Curtis, Carl T. (Carl Thomas), 1905-2000
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Joseph Kriehuber Foto: :de:Peter Geymayer - Public Domain
Thun, Leo von, Graf, 1811-1888
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United States Senate - Public Domain
Taft, Robert A. (Robert Alphonso), 1889-1853
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O'Neal, Zelma, 1903-1989
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Anonymous - Public Domain
Baker, William O. (William Oliver), 1915-2005
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Jones, John, 1796-1857
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unknown - Public Domain
Marr, Walter L. (Walter Lorenzo), 1865-1941
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US Government Printing Office - Public Domain
Williams, W. Matthews (William Matthews), 1885-1972
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Krause, Tom
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Basire, Claude, 1764-1794
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Webb, William F. (William Flood), 1887-1972
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IngeHinterwaldner - CC BY-SA 4.0
Poleskie, Steve, 1938-
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unknown - Public Domain
Prout, J. S. (John Skinner), 1806-1876
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:de:Benutzer:Moggosaurier -
Speratus, Paulus, 1484-1554
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Crowell, Benedict, 1869-1952
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Childress, George Campbell, 1804-1841
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Geraldo Magela/Agência Senado - CC BY 2.0
Soyinka, Wole, 1934-
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Daussoigne, Joseph, 1790-1875
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WoodElf - CC BY 3.0
Long, James, 1814-1887