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Gage Skidmore - CC BY-SA 3.0
Alan Light - CC BY 2.0
unknown photographer - early 20th century - Public Domain
Andrew McClellan -
Francis Bruguière - Public Domain
unknown - Public Domain
NdFrayssinet - Public Domain
Yakov Steinberg - Public Domain
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original uploader - CC BY 3.0
Bain News Service, publisher - Public Domain
original uploader - CC BY-SA 2.5
Aleksandr Drevin - Public Domain
Sett95 - CC BY-SA 4.0
Harris & Ewing, photographer - Public Domain
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Booth, Franklin, 1874-1948
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Honthorst, Gerrit van 1590-1656
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Schumacher, Heinrich Christian, 1780-1850
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Gage Skidmore - CC BY-SA 3.0
Hershey, Barbara, 1948-....
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Alan Light - CC BY 2.0
Deforest, Calvert
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unknown photographer - early 20th century - Public Domain
Holl, Karl, 1866-1926
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Andrew McClellan -
McClellan, Edwin, 1925-2009
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Gastoldi, Giovanni Giacomo, active 1582-1609
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Francis Bruguière - Public Domain
Bruguière, Francis Joseph
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unknown - Public Domain
Willet, Andrew, 1562-1621
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Cahill, Eddie, 1978-
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NdFrayssinet - Public Domain
Charmes, Francis, 1848-1916
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Viola, Bill, 1951-....
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Yakov Steinberg - Public Domain
Martov, L., 1873-1923
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Corbett, Richard, 1955-
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Medici, Francesco Maria de', 1660-1711
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original uploader - CC BY 3.0
Branca, Glenn, 1948-....
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Sztolcman, Jan
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Goebbels, Magda Ritschel
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Bain News Service, publisher - Public Domain
Loomis, E. E. (Edward Eugene), 1865?-1937
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original uploader - CC BY-SA 2.5
Armstrong, Henry Edward, 1848-1937
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Hemingway, Mariel
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Sammartini, Giovanni Battista, 1700 or 1701-1775
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Flesselles, Jacques de, 1721-1789
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Aleksandr Drevin - Public Domain
Udalʹt︠s︡ova, Nadezhda, 1886-1961
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Karas, Anton
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Bowes, John Bowes, Baron, 1690-1767
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Sett95 - CC BY-SA 4.0
Kelley, Frank J. (Frank Joseph), 1924-
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Bain News Service, publisher - Public Domain
Willebrandt, Mabel Walker, 1889-1963
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Harris & Ewing, photographer - Public Domain
Jahncke, Ernest L. (Ernest Lee), 1877-1960