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"The Daily Times" (Davenport, IA). - Public Domain
original uploader - CC BY-SA 3.0
Various - Public Domain
Photographscihe Anstalt, Montabaur, ca. 1865 - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
Smith, Richard [engraver - Public Domain
William Faithorne -
MEDEF - CC BY-SA 2.0
Public Domain
Post of Russia - Public Domain
US Government Printing Office - Public Domain
:en:Julien Bryan - Public Domain
unknown - Public Domain
Emil Berna - CC BY-SA 4.0
original uploader - Public Domain
Wiener Bilder - Public Domain
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Suh, Do-Ho, 1962-....
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Kelley, John J. (John Joseph), 1930-2011
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Spinner, Francis Elias, 1802-1890
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"The Daily Times" (Davenport, IA). - Public Domain
Letts, Fred Dickinson, 1875-1965
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Broglie, Achille-Léon-Victor, duc de, 1785-1870
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Medici, Carlo de' 1596-1666
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original uploader - CC BY-SA 3.0
Neff, Tom, 1953-
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Fuller, Charles E. (Charles Eugene), 1849-1926
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Various - Public Domain
Giorni, Aurelio, 1895-1938
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Photographscihe Anstalt, Montabaur, ca. 1865 - Public Domain
Kehrein, Joseph, 1808-1876
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Mathew Brady Levin Corot Handy - Public Domain
Haldeman, Samuel Stehman, 1812-1880
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Smith, Richard [engraver - Public Domain
Whitshed, James Hawkins, Sir, 1762-1849
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William Faithorne -
Prideaux, John, 1578-1650
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Dyche, Lewis Lindsay, 1857-1915
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MEDEF - CC BY-SA 2.0
Dassier, Jean-Claude
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Public Domain
Fedorova, Sofʹi︠a︡ Vasilʹevna, 1879-1963
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Post of Russia - Public Domain
Kroger, Peter
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US Government Printing Office - Public Domain
Coudert, Frederic René, 1898-1972
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:en:Julien Bryan - Public Domain
Bryan, Julien Hequembourg
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Prinzhorn, Hans, 1886-1933
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unknown - Public Domain
Giles, James, 1718-1780
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Bailey, Josiah William, 1873-1946
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Omohundro, John Burwell, 1846-1880
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Emil Berna - CC BY-SA 4.0
Gretler, Heinrich, 1897-1977
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Public Domain
Dana, Napoleon Jackson Tecumseh, 1822-1905
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original uploader - Public Domain
Hansen, P. A. (Peter Andreas), 1795-1874
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Rodgers, Bill, 1947-
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unknown - Public Domain
Sully, Alfred, 1821-1879
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Pauley, Jane, 1950-
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Wiener Bilder - Public Domain
Bonn, Ferdinand, 1861-1933