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unknown -
Trevorjgregory - CC BY-SA 4.0
Thivierr -
original uploader - Public Domain
G. Dendry - Public Domain
Antonella Nigro - Public Domain
Allan warren - CC BY-SA 3.0
unknown - Public Domain
. - Public Domain
Llywelyn2000 - CC BY-SA 4.0
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Fonssagrives-Penn, Lisa 1911-1992
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unknown -
Artz, David Adolf Constant, 1837-1890
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Bell, Henry Glassford, 1803-1874
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La Révellière-Lépeaux, Louis-Marie de, 1753-1824
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Stainback, Ingram Macklin, 1883-1961
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Trevorjgregory - CC BY-SA 4.0
Flora, James
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Thivierr -
Tierney, Jacob, 1979-....
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Porter, Bruce, 1865-1953
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Tapiovaara, Ilmari, 1914-1999
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Gabrie͏̈l, Paul Joseph Constantin 1828-1903
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Herger, Wally, 1945-
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original uploader - Public Domain
Littauer, Lucius Nathan, 1859-1944
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G. Dendry - Public Domain
Crooks, Will, 1852-1921
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Antonella Nigro - Public Domain
Cifra, Antonio, approximately 1584-1629
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Dumont d'Urville, Jules-Sébastien-César, 1790-1842
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Allan warren - CC BY-SA 3.0
Perkins, Anthony, 1932-1992
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unknown - Public Domain
Lenski, Lois, 1893-1974
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Cox, Allyn, 1896-1982
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Heijermans, Herman, 1864-1924
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Ségur, Pierre, marquis de, 1853-1916
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unknown - Public Domain
Seeler, Edgar Viguers, 1867-1929
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Milch, David, 1945-....
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. - Public Domain
Solera, Temistocle, 1815-1878
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Horneman, C.F.E. (Christian Frederik Emil), 1840-1906
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Britton, Paméla 1923-1974
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Sartorio, Antonio
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Daniele, da Volterra, approximately 1509-1566
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Schwanthaler, Ludwig Michael von, 1802-1848
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Llywelyn2000 - CC BY-SA 4.0
Trevor, John, 1563-1630
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Bolm, Adolf, 1884-1951