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jeffdunncom - CC BY 2.0
unknown photographer - Public Domain
unknown - Public Domain
Estate of Laurie Walker/ Susan Hobbs Gallery - CC BY-SA 3.0
Thomas Pennant - Public Domain
Samuel Laurence - Public Domain
Auguste-Henri-Joseph Pidoux - Public Domain
original uploader - Public Domain
Public Domain
user at project - Public Domain
Mockridge, Charles H. (Charles Henry), 1844-1913 - Public Domain
Elisa Cabot - CC BY-SA 2.0
Leonhard Kurtz, Fotograf (25. Mai 1849 - 19. Mai 1906) - Public Domain
Daderot - CC0 1.0
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jeffdunncom - CC BY 2.0
Callaway, Ann Hampton
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unknown photographer - Public Domain
Bushman, Francis X., 1903-1978
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Orko, Risto, 1899-2001
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unknown - Public Domain
Leyser, Polycarp, 1552-1610
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Thlunaut, Jennie, 1892-1986
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Appleton, John, 1815-1864
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Estate of Laurie Walker/ Susan Hobbs Gallery - CC BY-SA 3.0
Walker, Laura, 1960-
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Lopukhin, Aleksandr Pavlovich, 1852-1904
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Buchbinder, Rudolf, 1946-
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Thomas Pennant - Public Domain
Middleton, Thomas, Sir, 1586-1666
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unknown - Public Domain
Ross, Adrian, 1859-1933
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Samuel Laurence - Public Domain
Wheatstone, Charles, Sir, 1802-1875
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Strafford, Thomas Wentworth, earl of, 1593-1641
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Auguste-Henri-Joseph Pidoux - Public Domain
Coralli, Eugéne, 1779-1854
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unknown - Public Domain
Graaf, Reinier de, 1641-1673
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Brown, William Wallace, 1836-1926
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original uploader - Public Domain
Gzowski, C. S. (Casimir Stanislaus), Sir, 1813-1898
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Public Domain
Stow, John, 1525?-1605
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Streicher, Julius, 1885-1946
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user at project - Public Domain
Cockburn, Alexander
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Mockridge, Charles H. (Charles Henry), 1844-1913 - Public Domain
Anderson, David, 1814-1885
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Spender, Percy, 1897-1985
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Gilman, Daniel Coit, 1831-1908
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Elisa Cabot - CC BY-SA 2.0
Gil de Biedma, Jaime, 1929-1990
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Spire, André
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Johnson, John, Sir, 1742-1830
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Parker, Peter, 1804-1888
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Desiderio, da Settignano, 1428-1464
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Leonhard Kurtz, Fotograf (25. Mai 1849 - 19. Mai 1906) - Public Domain
Ehlert, Louis, 1825-1884
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Daderot - CC0 1.0
Messerschmidt, Franz Xaver, 1736?-1783