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unknown - Public Domain
Maurice Seymour (New York) - Public Domain
Manuelvbotelho - CC BY-SA 3.0
Merlin Holland - CC BY-SA 3.0
W. Moreley Punshon - Public Domain
Nv8200p - CC BY-SA 3.0
Alan Light - CC BY 2.0
Fabian Bachrach - Public Domain
Wilfred E. Richard - CC BY 4.0
Joseph Gaston, George H. Himes - Public Domain
user at project - CC BY-SA 3.0
user at project - Public Domain
USV - CC BY 2.0
Samantha1961 - CC BY-SA 3.0
Pburka - CC BY-SA 4.0
unknown - CC BY 4.0
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unknown - Public Domain
Holzapple, Joseph R. (Joseph Randall), 1914-1973
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Pilichowski, Leopold, 1869-1933
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Maurice Seymour (New York) - Public Domain
Ballard, Kaye
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Manuelvbotelho - CC BY-SA 3.0
Reis, Cabrita, 1956-
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unknown - Public Domain
Memphis Minnie, 1897-1973
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Merlin Holland - CC BY-SA 3.0
Holland, Merlin.
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Guise, François de Lorraine, duc de, 1519-1563
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Schlegel, Dorothea von, 1764-1839
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W. Moreley Punshon - Public Domain
Punshon, William Morley, 1824-1881
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Merman, Ethel, 1908-1984
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Nv8200p - CC BY-SA 3.0
Allen, Terry, 1943-....
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Browning, Oscar, 1837-1923
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Alan Light - CC BY 2.0
Glaser, Paul Michael
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Fabian Bachrach - Public Domain
Mead, George Jackson, 1891-1949
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Wilfred E. Richard - CC BY 4.0
Fitzhugh, William W., 1943-....
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Laney, Benjamin, 1591-1675
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Joseph Gaston, George H. Himes - Public Domain
Pettygrove, F. W. (Francis William), 1812-1887
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user at project - CC BY-SA 3.0
Comensoli, Mario, 1922-1993
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John I, King of Portugal, 1357-1433
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user at project - Public Domain
Cossham, Handel, 1824-1890
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USV - CC BY 2.0
Hughes, Chris, 1983-
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Findley, William, 1741 or 1742-1821
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Samantha1961 - CC BY-SA 3.0
Blakey, G. Robert (George Robert), 1936-
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Schmoller, Gustav von 1838-1917
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Ball, Alexander John, Sir, 1756?-1809
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Bachelard, Gaston, 1884-1962
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Pizzetti, Ildebrando
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Pburka - CC BY-SA 4.0
Chernoff, Herman.
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Wolf, Friedrich, 1888-1953
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unknown - CC BY 4.0
Waterston, J. J. (John James), 1811-1883