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unknown - Public Domain
Nadar - Public Domain
Epuviz - CC BY-SA 3.0
US Government Printing Office - Public Domain
user at project - Public Domain
Unknown illustrator from the period 1814-1817 - Public Domain
Publicity still-NBC Radio. - Public Domain
Photographer unidentified - Public Domain
unknown -
JVC3ETA - CC BY-SA 3.0
Project Gutenberg - Public Domain
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Unánue, José Hipólito 1755-1833
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Howley, M. F. (Michael Francis), 1843-1914
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Bérulle, Pierre de, 1575-1629
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unknown - Public Domain
Hadley, James, 1821-1872
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Nadar - Public Domain
Étex, Antoine, 1808-1888
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Calvert, Catherine, 1890-1971
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Seligman, Edwin Robert Anderson, 1861-1939
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Murillo, Bartolomé Esteban, 1617-1682
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unknown - Public Domain
Martens, Fedor Fedorovich, 1845-1909
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Epuviz - CC BY-SA 3.0
Boeck, Auguste de, 1865-1937
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Pius II, Pope, 1405-1464
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Cock, Hieronymus, Vda. de fl. 1570-1600
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Jahn, Wilhelm, 1835-1900
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US Government Printing Office - Public Domain
Dent, John Herman, 1908-1988
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user at project - Public Domain
Sim, Dave, 1956-....
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Cust, Henry John Cockayne, 1861-1917
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Pruszyński, Ksawery, 1907-1950
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Wentworth, John, 1671-1730
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Unknown illustrator from the period 1814-1817 - Public Domain
Partridge, Alden, 1785-1854
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St. Vincent, John Jervis, Viscount, 1735-1823
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Publicity still-NBC Radio. - Public Domain
Ace, Jane, 1900-1974
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Bennett, Arnold, 1867-1931
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Photographer unidentified - Public Domain
Campbell, Helen, 1839-1918
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Boratto, Gui, 1974-
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unknown -
Jespersen, Otto, 1860-1943
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JVC3ETA - CC BY-SA 3.0
Valle, José Cecílio del, 1777-1834
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Luckyj, George Stephen Nestor, 1919-2001
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unknown - Public Domain
Watanabe, Mutsuhiro , 1918-2003
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Project Gutenberg - Public Domain
Wemple, Edward, 1843-1920
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Landis, Kenesaw Mountain, 1866-1944