Image from Wikimedia Commons
Georges Biard - CC BY-SA 3.0
LSE Library -
Anonymous - Public Domain
Contemporary portrait - Public Domain
w:Robfergusonjr - CC BY 2.5
John Paul Wild - CC BY-SA 3.0
unknown - Public Domain
Public Domain
Djr xi -
Rob McAlear - Public Domain
unknown -
unknown photographer - Public Domain
NASA/Ames Research Center - Public Domain
Crestview Productions - Public Domain
Image from Wikimedia Commons
Georges Biard - CC BY-SA 3.0
Gélin, Daniel
Image from Wikimedia Commons
Terbrugghen, Hendrik, 1588?-1629
Image from Wikimedia Commons
Ebers, Georg, 1837-1898
Image from Wikimedia Commons
LSE Library -
Leigh, Mary
Image from Wikimedia Commons
Bates, Barbara, 1925-1969
Image from Wikimedia Commons
Anonymous - Public Domain
Sherman, Harold M. (Harold Morrow), 1898-1987
Image from Wikimedia Commons
Colton, J. H. (Joseph Hutchins), 1800-1893
Image from Wikimedia Commons
Contemporary portrait - Public Domain
Simeon, Charles, 1759-1836
Image from Wikimedia Commons
w:Robfergusonjr - CC BY 2.5
Ferguson, Robert B.
Image from Wikimedia Commons
Wesendonck, Mathilde, 1828-1902
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Huston, Danny, 1962-....
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Hill, Thomas, 1829-1908
Image from Wikimedia Commons
Contemporary portrait - Public Domain
Rashdall, Hastings, 1858-1924
Image from Wikimedia Commons
Strozzi, Leone, -1554
Image from Wikimedia Commons
John Paul Wild - CC BY-SA 3.0
Pawsey, Joseph Lade 1908-1962
Image from Wikimedia Commons
unknown - Public Domain
Birch, Francis, 1903-....
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Public Domain
Collins, Mabel, 1851-1927
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Cima da Conegliano, Giovanni Battista, approximately 1459-1517 or 1518
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Djr xi -
Pembroke College (University of Oxford)
Image from Wikimedia Commons
Rob McAlear - Public Domain
Forsyth, Malcolm
Image from Wikimedia Commons
unknown -
Kleffens, Eelco Nicolaas van 1894-1983
Image from Wikimedia Commons
unknown photographer - Public Domain
Chisholm, Hugh Joseph, 1847-1912
Image from Wikimedia Commons
NASA/Ames Research Center - Public Domain
Pollack, James B.
Image from Wikimedia Commons
Ratchford, William R. (William Richard), 1934-2011
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unknown - Public Domain
Graef, Botho, 1857-1917
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Barber, Herbert Spencer, 1882-1950
Image from Wikimedia Commons
Crestview Productions - Public Domain
Gargan, Edward, 1901 or 1902-1964
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unknown -
Alain-Fournier, 1886-1914
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Ávila Camacho, Manuel 1897-1955
Image from Wikimedia Commons
unknown - Public Domain
Martin, Archer John Porter, 1910-....