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not stated - Public Domain
Rittenhouse, Jessie B. (Jessie Belle), 1869-1948
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Flickr profile -
Auf der Maur, Melissa
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Bill Pettit - Public Domain
Williams, William, 1787-1850
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Hone, Philip, 1780-1851
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Sombart, Werner, 1863-1941
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unknown -
Skinner, M. L. (Mary Louisa), 1876-1955
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Vierge, Daniel, 1851-1904
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Gibbs, May
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Ben Lowy - CC BY-SA 3.0
Lowy, Benjamin, 1979-....
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Calcagnini, Celio, 1479-1541
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Mathew Brady Levin Corot Handy - Public Domain
Bailey, James Edmund, 1822-1885
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unknown - Public Domain
Petrie, W.M. Flinders (William Matthew Flinders), 1853-1942
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Public Domain
Hull, John Edwin, 1895-1975
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unknown - Public Domain
Rives, Alfred Landon, 1830-1903
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Lisbeth Medbøe Risnes - CC BY-SA 4.0
Thommessen, Olav Anton, 1946-....
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unknown - Public Domain
Iredell, James, 1751-1799
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Rotari, Pietro, 1707-1762
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Published by Century Company, NY, 1921 - Public Domain
London, Joan
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Mach, Ernst, 1838-1916
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Park, John Edgar, 1972-
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Sèze, Raymond de 1748-1828
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Goupil & Cie. Montmartre Paris - Public Domain
Jalabert, Charles-François, 1819-1901
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Tucker, Preston, 1903-1956
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Havell, William, 1782-1857
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Social Security Administration - Public Domain
Sullivan, Louis Wade, 1933-
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Georges Biard - CC BY-SA 3.0
Lafont, Bernadette
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Courtot, Marguerite, 1897-1986
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NA - Public Domain
Chaudoir, M. de (Maximilien), baron, 1817-1881
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Kzirkel - CC BY-SA 4.0
Rhodes, Frank Harold Trevor
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Ancillon, Charles, 1659-1715