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Edward Sharpe - Public Domain
Lucabelc - CC BY-SA 4.0
after Cornelis Janssens van Ceulen - Public Domain
Bain - Public Domain
Koeniglicher Hoffotograf - Public Domain
J. P. Trap - Public Domain
:Category:John Cochran - Public Domain
Public Domain
unknown - Public Domain
Atlantis Bokförlag - CC BY 3.0
Günter Prust - CC BY 3.0
Transangst - CC BY-SA 3.0
Carl Christian Vogel von Vogelstein - Public Domain
Phelps Studio, 1148 Chapel St., New Haven, Conn. - Public Domain
Mysticinaminivan - CC BY-SA 3.0
NBC Television - Public Domain
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Edward Sharpe - Public Domain
Gibson, Alexander, 1819-1913
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Kyle, Thomas Barton, 1856-1915
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Lucabelc - CC BY-SA 4.0
Belcastro, Luca, 1964-
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after Cornelis Janssens van Ceulen - Public Domain
Digges, Dudley, Sir, 1583-1639
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Haliburton, Thomas Chandler, 1796-1865
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Cooke, T. P. (Thomas Potter), 1786-1864
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Bain - Public Domain
Mason, Edith, 1893-1973
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Koeniglicher Hoffotograf - Public Domain
Mohl, Ottmar von.
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J. P. Trap - Public Domain
Huitfeldt, Arild, 1546-1609
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:Category:John Cochran - Public Domain
Abernethy, John, 1764-1831
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Public Domain
Salazar, José Inés, -1917
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unknown - Public Domain
Seeger, Ruth Crawford, 1901-1953
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Gmelin, Johann Georg, 1709-1755
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D'Orsay, Fifi, 1904-1983
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Atlantis Bokförlag - CC BY 3.0
Klintberg, Bengt af 1938-
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Brumm, Charles Napoleon, 1838-1917
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Lachman, Edward, 1948-....
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Lane, Franklin K.
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Borghi-Mamo, Adelaide, 1826-1901
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Günter Prust - CC BY 3.0
Shaw, Elizabeth.
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unknown - Public Domain
Romme, Gilbert, 1750-1795
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Transangst - CC BY-SA 3.0
Hughes, Shirley, 1927-....
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Lanier, Nicholas, 1588-1666
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unknown - Public Domain
Dahlgren, Ulric, 1842-1864
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Chadwick, Helene
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Carl Christian Vogel von Vogelstein - Public Domain
Bendemann, Eduard, 1811-1889
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Phelps Studio, 1148 Chapel St., New Haven, Conn. - Public Domain
Cook, Albert S. (Albert Stanburrough), 1853-1927
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Mysticinaminivan - CC BY-SA 3.0
Wartski, Maureen Crane, 1940-
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NBC Television - Public Domain
Lasser, Louise
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Erskine, Charles, 1739-1811