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unknown - Public Domain
Diane Hartford - CC BY-SA 3.0
Mathew Brady Levin Corot Handy - Public Domain
unknown photographer - Public Domain
original uploader - Public Domain
Olorulus - CC BY-SA 4.0
National Photo Company Collection (Library of Congress) - Public Domain
GodWhat - CC BY-SA 4.0
A. Hohneck - Public Domain
Diceman - Public Domain
Harris & Ewing - Public Domain
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unknown - Public Domain
Bell, J. F. (Joshua Fry), 1811-1870
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unknown - Public Domain
Sully, Thomas, 1783-1872
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Head, Edmund, Sir, 1805-1868
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Mimieux, Yvette
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Frank, Johann Peter, 1745-1821
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Tom of Finland, 1920-1991
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Diane Hartford - CC BY-SA 3.0
Hartford, Huntington
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Mathew Brady Levin Corot Handy - Public Domain
Money, H. D. (Hernando De Soto), 1839-1912
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Möbius, August Ferdinand, 1790-1868
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Morozov, Nikolaĭ Aleksandrovich, 1854-1946
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unknown photographer - Public Domain
Soper, Fred Lowe, 1893-1977
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Baird, David, Sir, 1757-1829
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original uploader - Public Domain
Key, Philip Barton, 1757-1815
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Olorulus - CC BY-SA 4.0
Taruskin, Richard
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National Photo Company Collection (Library of Congress) - Public Domain
Williams, Margaret Lindsay, 1888-1960
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unknown - Public Domain
Tangl, Franz
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GodWhat - CC BY-SA 4.0
Neill, John R. (John Rea)
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Bradburn, Samuel, 1751-1816
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unknown - Public Domain
Hyde de Neuville, Jean Guillaume, baron, 1776-1857
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Lamprecht, Karl, 1856-1915
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A. Hohneck - Public Domain
Brandis, Christian August, 1790-1867
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Diceman - Public Domain
Hindmarsh, John, Sir, 1785-1860
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Harris, Samuel, 1814-1899
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Helps, Arthur, sir, 1813-1875
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unknown - Public Domain
Williams, Walter, 1864-1935
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Zeldin, Lee M. (Lee Michael), 1980-
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Harris & Ewing - Public Domain
Gorgas, William Crawford, 1854-1920
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Drayton, Percival, 1812-1865
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Haidar Ali, Nawab of Mysore, approximately 1722-1782
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Jussieu, Bernard de, 1699-1777