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Steve Mynett - CC BY 2.0
Anonymous -
Gail Haile as "work for hire" - CC BY-SA 3.0
unknown - Public Domain
Harris & Ewing - Public Domain
author - Public Domain
Brady National Photographic Art Gallery (Washington, D.C.); Restored by Adam Cuerden - Public Domain
Martin Brading: http://www.martinbrading.com/ - CC BY-SA 3.0
Mathew Brady - Public Domain
not stated - Public Domain
Unknown Military Photographer - Public Domain
Carl Mydans - Public Domain
Emery Walker - Public Domain
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Steve Mynett - CC BY 2.0
Person, Houston
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Anonymous -
O'Malley, Walter F. (Walter Frank), 1903-1979
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Prout, Ebenezer, 1835-1909
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Gail Haile as "work for hire" - CC BY-SA 3.0
Isserman, Maurice
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Hayne, Robert Young, 1791-1839
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Auspitz, Heinrich, 1835-1886
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Hirschfeld, Kurt, 1902-
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unknown - Public Domain
Shackelford, James M. (James Murrell), 1827-1907
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Harris & Ewing - Public Domain
Poincaré, Raymond, 1860-1934
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Coffee, John Main, 1897-
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author - Public Domain
Rice, Edmund, 1819-1889
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Naylor, James, 1617?-1660
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Brady National Photographic Art Gallery (Washington, D.C.); Restored by Adam Cuerden - Public Domain
McCallum, D. C. (Daniel Craig), 1815-1878
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Martin Brading: http://www.martinbrading.com/ - CC BY-SA 3.0
Godwin, Gail
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Schmitz, Leonhard, 1807-1890
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Dupont de l'Eure, Jacques-Charles, 1767-1855
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Adams, Eva Bertrand, 1908-1991
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Longfellow, Samuel, 1819-1892
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Bouchard, Lucien
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Sackville, George Germain, Viscount, 1716-1785
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Schnéevoigt, Georg 1872-1947
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Mathew Brady - Public Domain
Sprague, Kate Chase, 1840-1899
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Hongzhou, 1712-1770
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not stated - Public Domain
Miller, Harriet Mann, 1831-1918
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Unknown Military Photographer - Public Domain
Frederick, Robert Tryon, 1907-1970
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Codrington, Henry John, 1808-1877
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Carl Mydans - Public Domain
Mayer, Albert, 1897-....
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Boeselager, Philipp Leopold Antonius Hubertus, Freiherr von, 1917-2008
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Shippen, William, Sr., 1712-1801
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Emery Walker - Public Domain
Allingham, William, 1824-1889