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unknown - Public Domain
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Brower, Harriette, 1869-1928 -
Georges Seguin (Okki - CC BY-SA 3.0
J. Sneddon - CC BY-SA 4.0
G.H. Martyn & Sons -
Pymouss44 - CC BY-SA 3.0
Steve Petteway, photographer for the US Supreme Court - Public Domain
Andrew McClellan -
US Army - Public Domain
Office of the U.S. Treasurer - Public Domain
Dmitrismirnov - CC BY-SA 3.0
U.S. Government Printing Office - Public Domain
Wasily - Public Domain
Franck Bohbot - CC BY-SA 4.0
Copyright by Matzene, Chicago. - Public Domain
Alexandre Séon - Public Domain
W. A. Retzer<ref name="Dear-Master-2004" /> - Public Domain
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unknown - Public Domain
Knapp, Georg Christian, 1753-1825
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Mintchine, Abraham, 1898-1931
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Mahaffy, J.P. (John Pentland), 1839-1919
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original uploader - Public Domain
Koop, C. Everett (Charles Everett), 1916-2013
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Brower, Harriette, 1869-1928 -
Huss, Henry Holden, 1862-1953
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King, Moses, 1853-1909
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Marshall, Herbert, 1890-1966
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Ashley, Evelyn, 1836-1907
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Schuman, Robert, 1886-1963
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Georges Seguin (Okki - CC BY-SA 3.0
Valdés, Zoé, 1959-
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J. Sneddon - CC BY-SA 4.0
Tsutakawa, George
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G.H. Martyn & Sons -
Beale, Dorothea, 1831-1906
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Ralston, Jobyna, 1901-1967
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Klare, George R. (George Roger), 1922-
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Pymouss44 - CC BY-SA 3.0
Queffélec, Anne, 1948-
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Steve Petteway, photographer for the US Supreme Court - Public Domain
Stevens, John Paul, 1920-2019
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Andrew McClellan -
McClellan, Edwin, 1925-2009
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US Army - Public Domain
Summerall, Charles Pelot, 1867-1955
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Office of the U.S. Treasurer - Public Domain
Morton, Azie Taylor, 1936-2003
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Garcia, Carlos P. (Carlos Polestico), 1896-1971
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Dmitrismirnov - CC BY-SA 3.0
Raine, Kathleen, 1908-2003
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U.S. Government Printing Office - Public Domain
Ray, John H. (John Henry), 1886-1975
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Wasily - Public Domain
Kuijken, Sigiswald
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Franck Bohbot - CC BY-SA 4.0
Rosand, Aaron
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Copyright by Matzene, Chicago. - Public Domain
Pankhurst, Emmeline, 1858-1929
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Morgan, John Tyler, 1824-1907
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Alexandre Séon - Public Domain
Péladan, Joséphin, 1859-1918
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Mei, Hu
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W. A. Retzer<ref name="Dear-Master-2004" /> - Public Domain
Cocke, John Hartwell, 1780-1866
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Robinson, John, 1727-1802