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USG - Public Domain
Felix Moscheles - Public Domain
ClassicalScholar - CC BY-SA 4.0
attrib. J. M. Davis, - Public Domain
unknown - Public Domain
ETH Zürich - CC BY-SA 3.0
Jacobus Houbraken nach C. Gualtieri - Public Domain
Willard N. Clute, editor. Photographer not listed - Public Domain
unknown photographer - Public Domain
https://digitalcollections.nypl.org/items/7f591b21-5c9e-fa9a-e040-e00a18063d1c - Public Domain
anonymous -
Associated Booking Corporation (management); photographer: Ronnie Brathwaite - Public Domain
Metropolitan Transportation Authority of the State of New York - CC BY 2.0
*:File:Naelachohanboutrosghali.jpg - Public Domain
DoubleSpeak with Matthew and Peter Slutsky - CC BY-SA 2.0
Mathew Brady Levin Corot Handy - Public Domain
Aleks - CC BY-SA 3.0
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USG - Public Domain
Russell, Frederick F. (Frederick Fuller), 1870-1960
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Gulick, Luther Halsey, 1828-1891
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Bryusov, Valery Yakovlevich, 1873-1924
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Felix Moscheles - Public Domain
Moscheles, Ignaz, 1794-1870
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ClassicalScholar - CC BY-SA 4.0
Bremer, John, 1927-
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Voulgaris, Eugenios, 1716-1806
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Skinner, William, 1700-1780
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attrib. J. M. Davis, - Public Domain
Manning, Thomas, 1772-1840
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Kate, Herman F. C. ten (Herman Frederik Carel), 1858-1931
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unknown - Public Domain
Plummer, Mary Wright, 1856-1916
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ETH Zürich - CC BY-SA 3.0
Reichstein, Tadeusz, 1897-1996
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Chytraeus, David, 1531-1600
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Lillo, Giuseppe, 1814-1863
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Jacobus Houbraken nach C. Gualtieri - Public Domain
Formey, Jean-Henri-Samuel, 1711-1797
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unknown - Public Domain
Argüello y Morago, María de la Concepción Marcela, -1857
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Margaret, Queen, consort of James IV, King of Scotland, 1489-1541
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Willard N. Clute, editor. Photographer not listed - Public Domain
Clute, Willard Nelson, 1869-
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unknown photographer - Public Domain
Apthorp, William Foster, 1848-1913
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https://digitalcollections.nypl.org/items/7f591b21-5c9e-fa9a-e040-e00a18063d1c - Public Domain
Garnet, Sarah Smith Tompkins, 1831-1911.
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Fraser, Allan, 1902-1977
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anonymous -
Křička, Jaroslav
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Associated Booking Corporation (management); photographer: Ronnie Brathwaite - Public Domain
Santamaria, Mongo
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Metropolitan Transportation Authority of the State of New York - CC BY 2.0
Jaffee, Ellen
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unknown - Public Domain
Krautheimer, Richard, 1897-1994
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*:File:Naelachohanboutrosghali.jpg - Public Domain
Boutros-Ghali, Boutros, 1922-2016
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DoubleSpeak with Matthew and Peter Slutsky - CC BY-SA 2.0
Stowe, Madeleine
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Mathew Brady Levin Corot Handy - Public Domain
Knox, John Jay, 1828-1892
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Galbraith, John, 1794-1860
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Aleks - CC BY-SA 3.0
Pelt, Jean-Marie, 1933-....
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Muspratt, James, 1793-1886