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user at project - CC BY-SA 3.0
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Alexander Sutherland (book author) - Public Domain
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unknown - Public Domain
Harris & Ewing - Public Domain
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Reginald Grenville Eves - CC BY-SA 4.0
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Public Domain
portrait by bavarian painter Joseph Bernhardt - Public Domain
Asheresque - CC BY-SA 4.0
sean.koo - CC BY-SA 2.0
Luigi Morante - CC BY 2.0
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user at project - CC BY-SA 3.0
Martin, Charlotte
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*:File:Alexandre_Alekhine_01.jpg - Public Domain
Alekhine, Alexander, 1892-1946
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Edmunddantes - CC BY-SA 3.0
Chan, Jeffery Paul
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Alexander Sutherland (book author) - Public Domain
Perry, Charles, 1807-1891
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Lloyd, Edward, 1779-1834
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Roferbia - CC BY-SA 4.0
Wolff, Egon, 1926-....
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unknown - Public Domain
Reese, Terence.
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Harris & Ewing - Public Domain
Clark, Georgia Neese, 1900-1995
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Esaki, Reona, 1925-
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Casey, Kenneth, 1899-1965
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pdw96 - CC BY 2.0
Bickersteth, Edward, 1786-1850
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Blind, Karl, 1826-1907
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unknown - Public Domain
Jackson, James Streshly, 1823-1862
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Reginald Grenville Eves - CC BY-SA 4.0
McEwen, John B. (John Blackwood), 1868-1948
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Maharis, George
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Edjs - CC BY-SA 3.0
Silverberg, Robert
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Public Domain
Del Valle, Reginaldo F. (Reginaldo Francisco), 1854-1938
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Smith, Jedediah Strong, 1799-1831
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Degrand, P. P. F. (Peter Paul Francis), 1787-1855
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portrait by bavarian painter Joseph Bernhardt - Public Domain
Schmeller, Johann Andreas, 1785-1852
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Grashof, Franz, 1826-1893
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Asheresque - CC BY-SA 4.0
Asher, Levi
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unknown - Public Domain
Cooper, William John, 1882-1935
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Christian VII, King of Denmark and Norway, 1749-1808
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sean.koo - CC BY-SA 2.0
Reardon, John
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Luigi Morante - CC BY 2.0
Parra, Isabel
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Wilder, Laura Ingalls, 1867-1957
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Porter, Darrell, 1952-
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Hall, Jon, 1915-1979
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Earp, Wyatt, 1848-1929