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anonymous - Public Domain
Terry Madonna - CC BY-SA 3.0
Frank Ockenfels - CC BY-SA 3.0
William Stevens Perry - Public Domain
Millierb - CC BY-SA 4.0
George Charles Beresford - Public Domain
23artashes - CC BY-SA 3.0
unknown - Public Domain
Jean-Adolphe Lafosse - Public Domain
Gage Skidmore - CC BY-SA 3.0
Harris & Ewing - Public Domain
J. Sterling Morton, author. Jacob North & Company (Lincoln, NE), publisher. - Public Domain
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anonymous - Public Domain
Bridie, James, 1888-1951
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Terry Madonna - CC BY-SA 3.0
Madonna, G. Terry
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Blease, Coleman Livingston, 1868-1942
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Frank Ockenfels - CC BY-SA 3.0
Lennon.
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Kralj, Tone
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Wheeler, Earle G. (Earle Gilmore), 1908-1975
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William Stevens Perry - Public Domain
Moore, Benjamin, 1748-1816
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Minkowski, H. (Hermann), 1864-1909
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Millierb - CC BY-SA 4.0
Garrigue, Jean, 1912-1972
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Heflin, Van, 1910-1971
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Martin, George R.R.
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George Charles Beresford - Public Domain
Steer, Philip Wilson, 1860-1942
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McKay, Hugh Victor, 1865-1926
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Barth, Carl
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Sharir, Micha.
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Williams, John, 1636?-1709
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Hansen, H.C. (Hans Christian), 1906-1960
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23artashes - CC BY-SA 3.0
Libaridian, Gerard J.
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Freund, Karl, 1890-1969
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unknown - Public Domain
Girri, Alberto
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Bonaparte, Mathilde-Lætitia-Wilhelmine, princesse, 1820-1904
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Jean-Adolphe Lafosse - Public Domain
Lucas, Ch. (Charles), 1803-1889
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Gage Skidmore - CC BY-SA 3.0
Symington, J. Fife, 1945-
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Anderson, Tempest, 1846-1913
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Requesens y de Zúniga, Luis de (1528-1576).
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Kurzweil, Ray.
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Howard of Effingham, William Howard, Baron, approximately 1510-1573
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Harris & Ewing - Public Domain
Seeger, Charles, 1886-1979
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J. Sterling Morton, author. Jacob North & Company (Lincoln, NE), publisher. - Public Domain
Bennet, Hiram Pitt, 1826-1914
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Holland, Dave, 1946-....