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Alexander Sutherland (book author) - Public Domain
Earl Morse Wilbur (?) - Public Domain
Marc Majcher - CC BY-SA 2.0
Gerald Geronimo at https://www.flickr.com/people/25445109@N07 - CC BY-SA 2.0
Public Domain
ataelw - CC BY 2.0
nicogenin - CC BY-SA 2.0
Kenneth Allen -
Brooklyn Daily Eagle - Public Domain
*Author -
Goddesslh - CC BY-SA 3.0
unknown - Public Domain
uploader was :de:Botaurus - Public Domain
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Denham, Dixon, 1786-1828
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Alexander Sutherland (book author) - Public Domain
Lonsdale, William, 1799-1864
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Clarke, Arthur C. (Arthur Charles), 1917-2008
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Gilchrist, Murray, 1868-1917
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Mason, Thomas Monck
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Burdick, T. W. (Theodore Weld), 1836-1898
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Livingston, Brockholst, 1757-1823
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Earl Morse Wilbur (?) - Public Domain
Eliot, T. L. (Thomas Lamb), 1841-1936
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Marc Majcher - CC BY-SA 2.0
Brimley, Wilford, 1935-2020
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Metchnikoff, Elie, 1845-1916
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Gerald Geronimo at https://www.flickr.com/people/25445109@N07 - CC BY-SA 2.0
Cage, Nicolas, 1965-
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Gentileschi, Orazio, 1563-1638?
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Public Domain
Coburn, Abner, 1803-1885
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Hosseini, Khaled.
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ataelw - CC BY 2.0
Hendricks, Jon, 1921-2017
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nicogenin - CC BY-SA 2.0
Depp, Johnny
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Kenneth Allen -
March, Sydney (British architect, 1876-1968, active in Canada)
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Collard, Sneed B.
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Atkyns, Robert, Sir, 1647-1711
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Brooklyn Daily Eagle - Public Domain
Leonard, Moses Gage, 1809-1899
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Dorville, Noël 1874-1938
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*Author -
Waihe'e, John D. (John David), III, 1946-
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Read, Charles Hercules, Sir, 1857-1929
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Freier, Recha
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Goddesslh - CC BY-SA 3.0
Hwong, Lucia
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unknown - Public Domain
Harper, Walter, -1918
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Kennedy, Kathleen, -1948
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unknown - Public Domain
King, Samuel Wilder, 1886-1959
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Mott, N. F. (Nevill Francis), Sir, 1905-
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uploader was :de:Botaurus - Public Domain
Möllhausen, Balduin, 1825-1905