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Victor Soto - CC BY 2.0
Edward Haytley (ca 1740-1764) - Public Domain
Alexandre Quinet - Public Domain
Journal ''Le Matin'' -
unknown -
Public Domain
GFHund - CC BY 3.0
Henri-Gabriel Ibels - Public Domain
National Photo Company Collection (Library of Congress) - Public Domain
Doc Searls - CC BY-SA 2.0
original uploader - Public Domain
Randall - Public Domain
Unknown (Bain News Service, publisher) - Public Domain
Bookishbynature - CC BY-SA 4.0
Emma Brown, Contribution from the family of James Brown from his own book - Public Domain
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Victor Soto - CC BY 2.0
Slimane, Hedi
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Edward Haytley (ca 1740-1764) - Public Domain
Scott, Sarah, 1723-1795
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Alexandre Quinet - Public Domain
Duveyrier, Henri, 1840-1892
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Journal ''Le Matin'' -
Dentz, Henri-Fernand, 1881-1945
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unknown -
Thomson, William M. (William McClure), 1806-1894
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Chamberlin, Judi, 1944-2010
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Public Domain
Rives, William C. (William Cabell), 1793-1868
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Giordano, Umberto
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GFHund - CC BY 3.0
Mulliken, Robert Sanderson
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Henri-Gabriel Ibels - Public Domain
Ibels, Henri-Gabriel, 1867-1936
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National Photo Company Collection (Library of Congress) - Public Domain
Dieckhoff, Hans-Heinrich, 1884-1952
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Beery, Noah, 1882-1946
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La Farge, John, 1880-1963
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Doc Searls - CC BY-SA 2.0
Boudin, Michael, 1939-
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Breck, James Lloyd, 1818-1876
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Manson, James Bolivar, 1879-1945
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original uploader - Public Domain
Marloth, R. (Rudolf), 1855-1931
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Randall - Public Domain
Brewster, Chauncey B. (Chauncey Bunce), 1848-1941
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Oxenstierna, Johan Gabriel, 1750-1818
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Peary, Marie Ahnighito, 1893-1978
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Hull, Thomas, 1728-1808
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Delaroche, Paul, 1797-1856
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Unknown (Bain News Service, publisher) - Public Domain
Bernstein, Herman, 1876-1935
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Bookishbynature - CC BY-SA 4.0
Delaney, Matthew B.J.
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Hubay, Jenő, 1858-1937
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Public Domain
Carroll, Joseph F. (Joseph Francis), 1910-1991
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Emma Brown, Contribution from the family of James Brown from his own book - Public Domain
Selkirk, J. B. (James Brown), 1832-1904
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Wells, John, 1956-....
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Ekier, Jan
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Public Domain
Clarke, Frederick J. (Frederick James), 1915-2002