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Dr. Anupam Saini - CC BY-SA 4.0
J. Sneddon - CC BY-SA 4.0
original uploader - Public Domain
unknown - Public Domain
user at project - Public Domain
US Government Printing Office - Public Domain
Svklimkin - CC BY-SA 4.0
Scottlondon - Public Domain
James Lonsdale - Public Domain
Original uploader was Blmurch - CC BY 2.0
Schloss - Public Domain
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Dr. Anupam Saini - CC BY-SA 4.0
Murphy, Joseph, 1898-1981
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J. Sneddon - CC BY-SA 4.0
Tsutakawa, George
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Canutt, Yakima, 1895-1986
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original uploader - Public Domain
Robertson, Jerome Bonaparte, 1815-1890
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unknown - Public Domain
Huber, Ludwig Ferdinand, 1764-1804
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Sansovino, Iacopo, 1486-1570
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user at project - Public Domain
Vishniac, Roman, 1897-1990
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US Government Printing Office - Public Domain
Reinecke, Ed, 1924-
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unknown - Public Domain
Harman, Moses, 1830-1910
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Juana, de la Cruz, Sor, 1481-1534
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Harrison, Burton, Mrs., 1843-1920
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Cherenkov, P. A.
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Svklimkin - CC BY-SA 4.0
Korzhakov, Aleksandr
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Muzio, Claudia, 1889-1936
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Proctor, Thea, 1879-1966
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Fielding, Fred F. (Fred Fisher), 1939-
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Scottlondon - Public Domain
Abrams, Irwin, 1914-2010
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unknown - Public Domain
Press, Michael, 1872-1938
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Scully, Frank, 1892-1964
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Wyman, Jane, 1917-2007
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Montgomery, Wes, 1925-1968
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Marchesi, Mathilde, 1821-1913
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Lambuth, W. R. (Walter Russell), 1854-1921
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James Lonsdale - Public Domain
Francis, Philip, 1740-1818
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Kingsmill, Walter, Sir, 1864-1935
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Scheler, Max, 1874-1928
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Original uploader was Blmurch - CC BY 2.0
Robbins, Matthew.
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Fraser, Peter, 1884-1950
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unknown - Public Domain
Kohlschütter, Arnold
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Schloss - Public Domain
Crowninshield, Frederic, 1845-1918