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Cecilia Estreich - CC0 1.0
Dan Harasymchuk - CC BY-SA 4.0
JosuéJacob - CC BY-SA 3.0
Brown Thurston - Public Domain
Anonymous - Public Domain
Unbekannter Grafiker der Epoche - Public Domain
Original uploader was Richard Arthur Norton (1958- ) - Public Domain
MathiasTravis - CC BY-SA 4.0
S.A. e Maria José de Lencastre - Public Domain
unknown - Public Domain
ProfShapiro - CC BY-SA 4.0
GFHund - CC BY 3.0
Bradley Griffin - CC BY 2.0
Civil War glass negative collection (Library of Congress). - Public Domain
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Longueville, Henri d'Orléans, duc de, 1595-1663
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McLaughlin, James C. (James Campbell), 1858-1932
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Cecilia Estreich - CC0 1.0
Lachs, John
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Dan Harasymchuk - CC BY-SA 4.0
MacDonald, Ann-Marie, 1958-
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JosuéJacob - CC BY-SA 3.0
Copeland, Stewart
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Duarte, Paulo, 1899-
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Duveen, Joseph Duveen, Baron, 1869-1939
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Ruff, Thomas, 1958-....
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Brown Thurston - Public Domain
Thurston, Robert Henry, 1839-1903
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Root, John Wellborn, 1850-1891
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Anonymous - Public Domain
Smith, Homer William, 1895-1962
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Oresme, Nicole, approximately 1320-1382
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Unbekannter Grafiker der Epoche - Public Domain
Nefftzer, Auguste, 1820-1876
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Milligan, Spike, 1918-2002
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Original uploader was Richard Arthur Norton (1958- ) - Public Domain
Strong, Benjamin, 1872-1928
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MathiasTravis - CC BY-SA 4.0
Lafontaine, Marie-Jo, 1950-
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Stettinius, Edward Reilly, 1865-1925
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S.A. e Maria José de Lencastre - Public Domain
Pessoa, Fernando, 1888-1935
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Northbrook, Thomas George Baring, Earl of, 1826-1904
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Gilbreth, Lillian Moller, 1878-1972
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Brawne, Fanny, 1800-1865
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unknown - Public Domain
Lakeman, Stephen, 1823-
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Ryan, John D. (John Dale), 1915-1983
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ProfShapiro - CC BY-SA 4.0
Shapiro, Alvin P. (Alvin Philip), 1920-
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GFHund - CC BY 3.0
Nordheim, Lothar, 1899-
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Anderson, Sydney, 1881-1948
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unknown - Public Domain
Parks, Rosa, 1913-2005
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Bradley Griffin - CC BY 2.0
Irwin, Bill, 1950-....
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Civil War glass negative collection (Library of Congress). - Public Domain
Zook, Samuel Kosciusko, 1822-1863
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Pinkney, Ninian, 1811-1877