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unknown - Public Domain
vwilsonroberts - CC BY-SA 2.0
LesMeloures -
Fallduff - Public Domain
Reut I2087 - CC BY-SA 3.0
Walter Barlow Stevens, author. S. J. Clarke Publishing Co. (St. Louis), publisher. - Public Domain
Seanaasen - Public Domain
Romu2345 - CC BY-SA 4.0
Maull & Polyblank - Public Domain
GFHund - CC BY 3.0
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Higginbotham, Irene
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Mayfield, Earle Bradford, 1881-1964
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McMichael, Morton, 1807-1879
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Flanagan, John F., 1865-1952
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unknown - Public Domain
Trimble, Robert, 1777-1828
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vwilsonroberts - CC BY-SA 2.0
Lauren, Greg, 1970-
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LesMeloures -
Harze, Leopold
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Nash, John F., 1928-
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Fallduff - Public Domain
Mellows, Liam
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Reut I2087 - CC BY-SA 3.0
Dalumi, Roni, 1991-
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Dresden, Arnold, 1882-
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Walter Barlow Stevens, author. S. J. Clarke Publishing Co. (St. Louis), publisher. - Public Domain
Hogan, John, 1805-1892
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Seanaasen - Public Domain
Pildes, Richard H.
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Auspitz, Heinrich, 1835-1886
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unknown - Public Domain
Ward, James Harmon, 1806-1861
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Clement XII, Pope, 1652-1740
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Woodford, James Russell, 1820-1885
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Mansfield, Joseph K. F. (Joseph King Fenno), 1803-1862
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Romu2345 - CC BY-SA 4.0
Wright, Judith, 1915-2000
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unknown - Public Domain
Cohn, Harry, 1891-1958
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Schober, Franz von 1796-1882
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Maull & Polyblank - Public Domain
Frith, William Powell, 1819-1909
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Thicknesse, Ann, 1737-1824
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unknown - Public Domain
Maguire, Mary, 1919-1974
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Bashford, J. W. (James Whitford), 1849-1919
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GFHund - CC BY 3.0
Bieberbach, Ludwig, 1886-1982
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unknown - Public Domain
Hagenbach, K. R. (Karl Rudolf), 1801-1874
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Milne, Edward Arthur, 1896-1950
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unknown - Public Domain
Schlosser, Friedrich Christoph, 1776-1861
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Samford, John A. (John Alexander), 1905-1968