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unknown - Public Domain
Georges Biard - CC BY-SA 3.0
unknown 15th. century - Public Domain
Things to Come Records - CC BY-SA 2.0
Unattributed. Taken from ''Who's Who on the Silver Screen'' (page 41), by Charles Donald Fox and Milton L. Silver. Published by Ross Publishing Co., 1920. Photographers are credited ''en masse'' in the book's endnotes but which photographer is responsible for which is not listed. - Public Domain
Gage Skidmore - CC BY-SA 3.0
"Prof. Alfieri" (presumably Nereo Alfieri) - CC BY-SA 4.0
Hollinger & Co., Photographers - Public Domain
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Staunton, George, Sir, 1737-1801
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Hines, John Leonard, 1868-1968
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Jones, Robert T. (Robert Thomas), 1910-1999
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unknown - Public Domain
Carafa, Pier Luigi 1677-1755
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Randolph, Edmund, 1753-1813
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Georges Biard - CC BY-SA 3.0
Bohringer, Romane
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Nicholas, Edward, Sir, 1593-1669
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Nonnotte, Donat, 1708-1785
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unknown 15th. century - Public Domain
Bracciolini, Poggio, 1380-1459
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Kalisch, Isidor, 1816-1886
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Things to Come Records - CC BY-SA 2.0
Chesler, Oliver
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Unattributed. Taken from ''Who's Who on the Silver Screen'' (page 41), by Charles Donald Fox and Milton L. Silver. Published by Ross Publishing Co., 1920. Photographers are credited ''en masse'' in the book's endnotes but which photographer is responsible for which is not listed. - Public Domain
Marmont, Percy, 1883-1977
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Langsdorff, G. H. von (Georg Heinrich), 1774-1852
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Bournonville, Antoine, 1760-1843
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Emerson, William, 1701-1782
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Gage Skidmore - CC BY-SA 3.0
Kearns, Anthony
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Holbein, Hans, 1460?-1524
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Wishart, Charles Frederick, 1870-1960
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Thorne, Will, 1857-1946
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"Prof. Alfieri" (presumably Nereo Alfieri) - CC BY-SA 4.0
Beazley, J. D. (John Davidson), 1885-1970
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Hodges, Gil, 1924-1972
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Hollinger & Co., Photographers - Public Domain
Borglum, Solon Hannibal, 1868-1922
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Waring, Fred, 1900-1984
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Gabriel, Jacques, 1667-1742
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Fijalkowski, Antoni Melchior
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unknown - Public Domain
Nevskiĭ, Nikolaĭ Aleksandrovich, 1892-1938
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Camden, J. N. (Johnson Newlon), 1828-1908
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Solti, Georg, 1912-1997
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Tuthill, John W.
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Williams, Simon 1979-....