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unknown - Public Domain
20th Century Fox - Public Domain
Archive of the University of Vienna - Public Domain
Clinedinst Studio - Public Domain
w:Officer Cadet#United States - Public Domain
The Chelsea Gazette - Public Domain
Félix Nadar - Public Domain
Bain News Service - Public Domain
various - Public Domain
anonymous - Public Domain
unknown - CC BY-SA 3.0
New York Sunday News-seen at upper right of uncropped cover -
Jmabel - CC BY-SA 3.0
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unknown - Public Domain
King, Mitchell C. (Mitchell Campbell), 1815-1901
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Columban, Saint, 543-615
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20th Century Fox - Public Domain
Canary, David
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Archive of the University of Vienna - Public Domain
Czyhlarz, Karl, 1833-1914
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Clinedinst Studio - Public Domain
Terrell, J. M. (Joseph Meriweather), 1861-1912
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w:Officer Cadet#United States - Public Domain
Stewart, Patrick, 1940-
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The Chelsea Gazette - Public Domain
Fay, Francis B. (Francis Ball), 1793-1876
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unknown - Public Domain
Rhead, Louis, 1857-1926
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unknown - Public Domain
Estournelles de Constant, Paul-Henri-Benjamin Balluet, baron d', 1852-1924
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Félix Nadar - Public Domain
Vacquerie, Auguste, 1819-1895
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Sholokhov, Mikhail Aleksandrovich, 1905-1984
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Koo, Wellington Vi Kyuin, 1888-1985
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Smyth, Patty
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Fisher, Sydney, 1850-1921
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Alexis, Paul, 1847-1901
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Bain News Service - Public Domain
Clemens, Clara
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unknown - Public Domain
Woods, William B. (William Burnham), 1824-1887
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Choiseul, Étienne-François, duc de, 1719-1785
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Monod, Théodore, 1902-2000
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Webster, W. F. (William Franklin), 1862-1936
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Dimnet, Ernest, 1866-1954
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various - Public Domain
Burns, E. L. M. (Eedson Louis Millard), 1897-1985
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Conner, Dennis
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anonymous - Public Domain
Ford, Arthur A.
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unknown - CC BY-SA 3.0
Williams, William, 1800-1878
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New York Sunday News-seen at upper right of uncropped cover -
Autry, Gene, 1907-1998
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Jones, William, Sir, 1746-1794
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Short, Peyton, 1761-1825
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Jmabel - CC BY-SA 3.0
Ravikiran, N., 1967-
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Ryan, John D. (John Dale), 1915-1983