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Unknown (signed at lower right hand corner but illegible). - Public Domain
Studio Benque & Co., Paris - Public Domain
Elliott & Fry - Public Domain
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US Senate - Public Domain
Witold Pikiel - Public Domain
Leon Levson (1883-1968) - CC BY-SA 4.0
Jopparn - CC BY-SA 3.0
Public Domain
Paulo rsmenezes - Public Domain
Nv8200p - CC BY-SA 3.0
unknown - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
author - Public Domain
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Bamberger, Simon, 1845-1926
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Ashmead, William H. (William Harris), 1855-1908
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Hejinian, Lyn
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Glover, John, 1944-....
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Unknown (signed at lower right hand corner but illegible). - Public Domain
Strutt, Joseph, 1749-1802
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Studio Benque & Co., Paris - Public Domain
Talazac, Jean-Alexandre
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Elliott & Fry - Public Domain
Waterhouse, Alfred, 1830-1905
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Volhard, Jakob, 1834-1910
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Marianne, Princess of Prussia, 1785-1846
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Gore, Thomas Pryor, 1870-1949
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Peabody, Endicott, 1857-1944
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US Senate - Public Domain
Deconcini, Dennis
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Brent, Richard, 1757-1814
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Witold Pikiel - Public Domain
Piłsudski, Jȯzef 1867-1935
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Leon Levson (1883-1968) - CC BY-SA 4.0
Eybers, Elisabeth, 1915-2007
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Mkapa, Benjamin W. (Benjamin William), 1938-
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Jopparn - CC BY-SA 3.0
Ostade, Adriaen van 1610-1685
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Public Domain
Richardson, William A., 1795-1856
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Vestris, Auguste, 1760-1842
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Ingham, Charles Cromwell, 1796-1863
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Paulo rsmenezes - Public Domain
Wayne, Patrick, 1939-...
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Namier, L. B. (Lewis Bernstein), 1888-1960
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Nv8200p - CC BY-SA 3.0
Maynard, Joyce, 1953-
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Szirtes, George, 1948-....
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Rush, Richard, 1930-
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unknown - Public Domain
Cordus, Valerius, 1515-1544
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Troels-Lund, 1840-1921
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Mathew Brady Levin Corot Handy - Public Domain
Hoskins, George Gilbert, 1824-1893
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author - Public Domain
Chin, Vincent, -1982
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Ørsted, Hans-Christian, 1777-1851