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Not identified - Public Domain
Tsemii - CC BY 3.0
Teddyyy - CC BY-SA 3.0
author - Public Domain
Thomas Gainsborough - Public Domain
unknown - Public Domain
Harris & Ewing, photographer. - Public Domain
Knaffl and Brakebill (photographers) - Public Domain
New York World-Telegram and the Sun staff photographer: DeMarsico, Dick, photographer; cropped by Beyond My Ken - Public Domain
Unsigned - Public Domain
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Not identified - Public Domain
Martin, W.A.P. (William Alexander Parsons), 1827-1916
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Pollock, John, 1878-
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Rogers, James B., 1803-1852
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Short, William, 1759-1849
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Tsemii - CC BY 3.0
Honkasalo, Pirjo
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Yates, Richard, 1706?-1796
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Anderson, William, 1842-1900
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Teddyyy - CC BY-SA 3.0
Brooks, Richard, 1912-1992
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Thompson, Donald, 1928-2010
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Albinus, Bernhard Siegfried, 1697-1770
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Minghetti, Marco, 1818-1886
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Burachek, Mykola, 1871-1942
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author - Public Domain
McCulloch, Henry E. (Henry Eustace), 1816-1895
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Thomas Gainsborough - Public Domain
Sancho, Ignatius, 1729-1780
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Kállay, Miklós, 1887-1967
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Swan, James G., 1818-1900
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unknown - Public Domain
Shingarev, A. I. (Andreĭ Ivanovich), 1869-1918
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Harris & Ewing, photographer. - Public Domain
Blum, Léon, 1872-1950
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Rossi, Lauro, 1812-1885
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Ortega y Gasset, José, 1883-1955
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Barrett, Frank A. (Frank Aloysius), 1892-1962
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Herzog, Herman, 1831-1932
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Knaffl and Brakebill (photographers) - Public Domain
Tyson, Lawrence Davis, 1861-1929
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Knapp, A. L. (Anthony Lausett), 1828-1881
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unknown - Public Domain
McMaster, John Bach, 1852-1932
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New York World-Telegram and the Sun staff photographer: DeMarsico, Dick, photographer; cropped by Beyond My Ken - Public Domain
Zeckendorf, William, 1905-1976
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Unsigned - Public Domain
Tedeschini, Federico, b. 1873
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Bellson, Louis
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Haydn, Michael, 1737-1806
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Winchester, James, 1752-1826