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Public Domain
Unattributed - Public Domain
James Lafayette (died 1923). Information provided by Valerie McAtear from the Royal Entomological Society: "We do have a copy in our photograph collection and the only information I can provide is that printed on the back is Copyright photograph by Lafayette Ltd" - Public Domain
George Charles Beresford - Public Domain
Collyer & Hutchinson.<br/> - Public Domain
unknown - Public Domain
Simon Fernandez at https://www.flickr.com/people/40550965@N05 - CC BY 2.0
number - Public Domain
Unknown - Public Domain
original uploader - Public Domain
Vári Zsolt festőművész; photo Vári Zsolt - CC BY-SA 3.0
Abbie Kilburn Robinson - Public Domain
Mathew Brady - Public Domain
Jay Godwin - Public Domain
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Warren, Earl, 1891-1974
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Public Domain
Reynolds, R. J. (Richard Joshua), 1850-1918
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Public Domain
Legge, James, 1815-1897
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Freeman, Nathaniel, 1741-1827
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Unattributed - Public Domain
Pugno, Raoul
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James Lafayette (died 1923). Information provided by Valerie McAtear from the Royal Entomological Society: "We do have a copy in our photograph collection and the only information I can provide is that printed on the back is Copyright photograph by Lafayette Ltd" - Public Domain
Poulton, Edward Bagnall, Sir, 1856-1943
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Gilbert, Davies, 1767-1839
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George Charles Beresford - Public Domain
Thomas, William Beach, Sir, 1868-1957
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Havell, William, 1782-1857
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Collyer & Hutchinson.<br/> - Public Domain
Trevor, Richard, 1707-1771
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unknown - Public Domain
Vizetelly, Henry, 1820-1894
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Simon Fernandez at https://www.flickr.com/people/40550965@N05 - CC BY 2.0
Newman, Thomas, 1955-....
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number - Public Domain
Moore, R. L. (Robert Lee), 1882-
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Unknown - Public Domain
Chun, Carl, 1852-1914
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original uploader - Public Domain
Zeno, Apostolo, 1668-1750
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unknown - Public Domain
Broglie, Louis de 1892-1987
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Voorhees, Foster M. (Foster MacGowan), 1856-1927
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Vári Zsolt festőművész; photo Vári Zsolt - CC BY-SA 3.0
Belmondo, Jean-Paul, 1933-....
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Abbie Kilburn Robinson - Public Domain
Kilburn, B. W. (Benjamin West), 1827-1909
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Parrish, Edward, 1822-1872
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unknown - Public Domain
Kotarbiński, Tadeusz
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Goodman, Arnold Goodman, Baron, 1913-
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unknown - Public Domain
Zaremba, Zygmunt, 1895-1967
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Mathew Brady - Public Domain
Taylor, Ezra B. (Ezra Booth), 1823-1912
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unknown - Public Domain
Varlamov, Aleksandr Egorovich, 1801-1848
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Jacobstein, Meyer, 1880-1963
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unknown - Public Domain
Jaffé, Philipp, 1819-1870
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Popham, Home Riggs, 1762-1820
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Gibb, Elias John Wilkinson, 1857-1901
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Jay Godwin - Public Domain
Barnes, Ben F., 1938-....