Image from Wikimedia Commons
Invertzoo - CC BY-SA 4.0
unknown - Public Domain
Genja Jonas - Public Domain
Guinness323 - CC BY-SA 4.0
Nv8200p - CC BY-SA 4.0
Angelo Emilio Lapi - Public Domain
Alan -
W. T. Fry - Public Domain
Western Publishing and Engraving Co. (New York, NY), publisher. - Public Domain
*:File:Barbet_Schroeder_(2883902011).jpg - CC BY-SA 2.0
Public Domain
Sumori - CC BY 3.0
Charles Bernhoeft -
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Invertzoo - CC BY-SA 4.0
Hendra, Tony
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unknown - Public Domain
Müller, Paul Hermann, 1899-1965
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Cross, Christopher, 1951-
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unknown - Public Domain
Blok, Aleksandr Aleksandrovich, 1880-1921
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Skarstedt, Ernst, 1857-1929
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Genja Jonas - Public Domain
Schwitters, Kurt, 1887-1948
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Guinness323 - CC BY-SA 4.0
Wilson, Lois, 1927-
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Lynn, Jeffrey, 1909-1995
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Nv8200p - CC BY-SA 4.0
Steinke, Darcey
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unknown - Public Domain
Lincoln, Thomas, 1778-1851
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Angelo Emilio Lapi - Public Domain
Sacchetti, Franco, approximately 1330-approximately 1400
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Alan -
Nassivera, Joseph 1951-....
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Cooper, Chris, 1951-....
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unknown - Public Domain
McNamara, Tom, -1964
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W. T. Fry - Public Domain
Middleton, T. F. (Thomas Fanshaw), 1769-1822
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Western Publishing and Engraving Co. (New York, NY), publisher. - Public Domain
Wheeler, Frank Willis, 1853-1921
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unknown - Public Domain
Stuart, Granville, 1834-1918
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unknown - Public Domain
Duca, I. G. (Ion George), 1879-1933
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Ward, James, 1769-1859
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*:File:Barbet_Schroeder_(2883902011).jpg - CC BY-SA 2.0
Schroeder, Barbet
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Public Domain
Bowles, William Lisle, 1762-1850
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Wied, Maximilian, Prinz von, 1782-1867
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Sumori - CC BY 3.0
Washington, Walter
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Charles Bernhoeft -
Bernhoeft, C. (Charles), 1859-1933
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Sacro Bosco, Joannes de, active 1230
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Elion, Gertrude B.
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Vraciu, Alexander
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Public Domain
Brown, George Edward, 1920-1999
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Solomon, Solomon J. (Solomon Joseph), 1860-1927
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Harrington, Henry William, 1825-1882