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Public Domain
Press release says "Photo Gratis"; the source would have been NBC where Correll was the co-star of a hit radio program for many years. - Public Domain
John James Ingalls, author. Harper & Brothers (New York, NY), publisher. - Public Domain
U.S. Government Printing Office. - Public Domain
unknown - Public Domain
David Shankbone - CC BY-SA 3.0
Georgia Info an Online Georgia Almanac - CC0 1.0
Brigham Young University - Public Domain
Journal authors: Wilson Sterling, James Burrill Angell, Carrie M. Watson, Arthur Graves Canfield, D. H. Robinson: no specific photographer citation for photo - Public Domain
Salsero35 - Public Domain
Author - Public Domain
Eva Rinaldi - CC BY-SA 2.0
Markfan - CC BY-SA 3.0
Pirie MacDonald - Public Domain
Richard Unger - CC0 1.0
Cinerama Corp. - Public Domain
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Moreto, Agustín, 1618-1669
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McShann, Jay
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Public Domain
Meunier, Stanislas, 1843-1925
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Bishop, Anna, 1810-1884
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Jennings, Humphrey
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Thorndike, Russell, 1885-1972
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Press release says "Photo Gratis"; the source would have been NBC where Correll was the co-star of a hit radio program for many years. - Public Domain
Correll, Charles J., 1890-1972
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John James Ingalls, author. Harper & Brothers (New York, NY), publisher. - Public Domain
Parrott, Marcus J. (Marcus Junius), 1828-1879
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Furchgott, Robert F., 1916-2009
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U.S. Government Printing Office. - Public Domain
Smith, Lawrence Henry, 1892-1958
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unknown - Public Domain
Mouchon, Louis-Eugène
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Orton, Edward, 1829-1899
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David Shankbone - CC BY-SA 3.0
Cavanagh, Thomas, 1963-
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Georgia Info an Online Georgia Almanac - CC0 1.0
Heard, Stephen, 1740-1815
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unknown - Public Domain
Ward, A. H. (Andrew Harrison), 1815-1904
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Brigham Young University - Public Domain
Reynolds, Alice Louise, 1873-1938.
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Journal authors: Wilson Sterling, James Burrill Angell, Carrie M. Watson, Arthur Graves Canfield, D. H. Robinson: no specific photographer citation for photo - Public Domain
Snow, F. H. (Francis Huntington), 1840-1908
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Salsero35 - Public Domain
Valerius Maximus.
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Gamarra, Agustín, 1785-1841
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Mason, Shirley, 1900-1979
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Author - Public Domain
Peire Vidal, active 1200
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Eva Rinaldi - CC BY-SA 2.0
Monahan, Pat
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Markfan - CC BY-SA 3.0
Adamo, Salvatore, 1943-....
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Pirie MacDonald - Public Domain
Lippmann, Walter, 1889-1974
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Richard Unger - CC0 1.0
Unger, Richard W.
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Regnault, V. (Victor), 1810-1878
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Benivieni, Girolamo, 1453-1542
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unknown - Public Domain
Boutroux, Pierre, 1880-1922
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Bertholf, Ellsworth Price, 1866-
Image from Wikimedia Commons
Cinerama Corp. - Public Domain
Tiomkin, Dimitri, 1894-1979