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unknown - Public Domain
Thomas C. Simonds - Public Domain
Viardot/Formentin - Public Domain
Ildiko Dao - CC BY-SA 3.0
Josephson, Marba C. and w - Public Domain
Mathew Brady - Public Domain
Bain News Service, publisher - Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
GeoPaul7 - CC BY-SA 4.0
Frédéric-Émile Jeannin - Public Domain
Public Domain
Llywelyn2000 - CC BY-SA 4.0
Newmanthfc - CC BY-SA 3.0
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Geraghty, Carmelita, 1901-1966
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unknown - Public Domain
Rickard, Edgar, 1874-1951
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Green, Warren E. (Warren Everett), 1869-1945
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Thomas C. Simonds - Public Domain
Adams, Isaac, 1802-1883
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Viardot/Formentin - Public Domain
Weber, Gottfried, 1779-1839
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Ildiko Dao - CC BY-SA 3.0
Lamuniere, Simon
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Meurent, Victorine
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unknown - Public Domain
Sanguszko, Roman, książę, 1800-1881
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Josephson, Marba C. and w - Public Domain
Moyle, Henry Dinwoodey, 1889-1963
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unknown - Public Domain
Bancroft, Marie, 1839-1921
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Mathew Brady - Public Domain
Loomis, Dwight, 1821-1903
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Silcher, Friedrich, 1789-1860
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Bain News Service, publisher - Public Domain
Hersey, Mark Leslie, 1863-1934
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George Grantham Bain Collection (Library of Congress) - Public Domain
Barclay, Edwin J. (Edwin James), 1882-1955
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Sewall, Harold Marsh, 1860-1924
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Guicciardini, Francesco, 1483-1540
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GeoPaul7 - CC BY-SA 4.0
Cross, George Lynn
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Frédéric-Émile Jeannin - Public Domain
Barbès, Armand, 1809-1870
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Southworth, Emma Dorothy Eliza Nevitte, 1819-1899
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Scudder, Vida-Dutton, 1861-1954
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Steiner, Rudolf, 1861-1925
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Liddon, H. P. (Henry Parry), 1829-1890
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Public Domain
Hawes, Harry Bartow, 1869-1947
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Carlisle, Una Mae, 1915-1956
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Mathew Brady - Public Domain
Bidwell, Marshall S. (Marshall Spring), 1799-1872
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Llywelyn2000 - CC BY-SA 4.0
Trevor, John, 1563-1630
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Newmanthfc - CC BY-SA 3.0
Rabinowitz, Louis I. (Louis Isaac), 1906-1984
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Public Domain
Poindexter, George, 1779-1853
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Tuthill, John W.
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Miller, John Franklin, 1831-1886