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Matteo Contessi - CC BY-SA 4.0
Markus Kuhn - CC BY 3.0
Dan Harasymchuk - CC BY-SA 4.0
Bouvier, John, 1787-1851 - Public Domain
General Board Church of the Nazarene - Public Domain
David Shankbone - CC BY 2.0
John Watkins - Public Domain
Newyorkadam - CC BY-SA 3.0
Not attributed (American School - Public Domain
Franklinproctor - CC BY-SA 3.0
COROCORD Raumnetz GmbH - CC BY-SA 3.0
unknown - Public Domain
Alfred Thomas Agate from Charles Wilkes narrative of the U.S. Exploring Expedition - Public Domain
Public Domain
US Government Printing Office - Public Domain
Ragtimedorianhenry2010 - Public Domain
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Gabriel, Ruth, 1976-
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Woodrum, Clifton A. (Clifton Alexander), 1887-1950
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Matteo Contessi - CC BY-SA 4.0
Bracci, Pietro, 1700-1773
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Markus Kuhn - CC BY 3.0
Anderson, Ross, 1956-....
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Dan Harasymchuk - CC BY-SA 4.0
Rooke, Leon
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Bouvier, John, 1787-1851 - Public Domain
Bouvier, John, 1787-1851
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General Board Church of the Nazarene - Public Domain
Wilson, William C. (William Columbus), 1866-1915
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Hall, Bobbye
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Reinach, Joseph, 1856-1921
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David Shankbone - CC BY 2.0
Leguizamo, John
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John Watkins - Public Domain
Stansfeld, James
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Newyorkadam - CC BY-SA 3.0
Telushkin, Joseph, 1948-....
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McCormick, Robert Rutherford, 1880-1955
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Not attributed (American School - Public Domain
Randolph, Thomas M. (Thomas Mann), 1768-1828
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Mitchell, Elvis
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Rutland, John James Robert Manners, Duke of, 1818-1906
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Curtice, Harlow Herbert, 1893-1962
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Franklinproctor - CC BY-SA 3.0
Beardslee, Bethany
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COROCORD Raumnetz GmbH - CC BY-SA 3.0
Roland, Conrad
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Puckering, John, 1543 or 1544-1596
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Broglie, François Marie, , 1671-1745
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unknown - Public Domain
Benjamin, I. J. (Israel Joseph), 1818-1864
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Price, Raymond K. (Raymond Kissam), 1930-
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Alfred Thomas Agate from Charles Wilkes narrative of the U.S. Exploring Expedition - Public Domain
Kamehameha III, King of the Hawaiian Islands, 1813-1854
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Public Domain
Binney, Hibbert, 1819-1887
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US Government Printing Office - Public Domain
Valeo, Francis R. (Francis Ralph), 1916-2006
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Eulalia, Infanta of Spain, 1864-1958
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Rulofson, William Herman (American and Canadian artist, 1826-1878)
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Ragtimedorianhenry2010 - Public Domain
Arndt, Félix 1889-1918
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unknown - Public Domain
Lauterbur, Paul C., 1929-2007