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unknown - Public Domain
August Weger (1823-1892) - Public Domain
Karl's friend Barry Iddon, Variety Club of Great Britain - CC BY 3.0
LL - Public Domain
colemama - CC BY-SA 2.0
user at project - Public Domain
Stare of Florida / Kenneth R. Fox (artist) - Public Domain
US Department of the Navy - Public Domain
Alexandrapociello - CC BY-SA 3.0
Alan Light at https://www.flickr.com/photos/alan-light/ - CC BY 2.0
www.billieholiday.be -
Daniel Antonio Bertoli /Felicitas Sartori. - Public Domain
G88keeper - Public Domain
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unknown - Public Domain
Heemskerck van Beest, Jacoba van, 1876-1923
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August Weger (1823-1892) - Public Domain
Fischhof, Robert
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Karl's friend Barry Iddon, Variety Club of Great Britain - CC BY 3.0
Malden, Karl
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LL - Public Domain
Gasparin, Adrien-Etienne-Pierre, comte de, 1783-1862
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Swan, Gustavus, 1787-1860
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colemama - CC BY-SA 2.0
Ellis, Deborah, 1960-....
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Wilson, Samuel Jennings, 1828-1883
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user at project - Public Domain
Davis, Matthew, 1978-
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unknown - Public Domain
Lee, Samuel, 1783-1852
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Andrews, Frank Maxwell, 1884-1943
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Cadmus, Paul, 1904-1999
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Morgenstierne, Georg, 1892-1978
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Heine, Wolfgang, 1861-1944
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Woodward, Ellsworth, 1861-1939
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Stare of Florida / Kenneth R. Fox (artist) - Public Domain
Martinez, Robert, 1934-
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Conkling, Alfred, 1789-1874
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US Department of the Navy - Public Domain
Mabus, Ray, 1948-
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Older, Fremont, 1856-1935
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unknown - Public Domain
Langhans, Carl Gotthard, 1732-1808
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Lassus, Pierre, 1741-1807
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Sahagún, Bernardino de, -1590
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Alexandrapociello - CC BY-SA 3.0
Sender, Ramón José, 1901-1982
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Alan Light at https://www.flickr.com/photos/alan-light/ - CC BY 2.0
Buttons, Red, 1919-2006
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www.billieholiday.be -
Tucker, Bobby, 1923-2008
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unknown - Public Domain
Arce, Ramón José de 1755-1844
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Daniel Antonio Bertoli /Felicitas Sartori. - Public Domain
Stampa, Gaspara, approximately 1523-approximately 1554
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Laborde, Jean-Joseph, marquis de, 1724-1794
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G88keeper - Public Domain
Partridge, Eric, 1894-1979
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Nedbal, Oskar
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Liszt, Franz von 1851-1919