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Public Domain
Sl-Ziga - CC BY-SA 3.0
Alaindub - Public Domain
Photographer-Friedman-Abeles, New York - Public Domain
unknown - Public Domain
Trabajo propio. Reproducción de una fotografía de autor desconocido. - Public Domain
Chester Harding - Public Domain
Moritz Nähr - Public Domain
Alan Light - CC BY 2.0
James E. Purdy - Public Domain
''Motion Picture Magazine'' - Public Domain
Bgervais - CC BY-SA 3.0
Mercury Artists Corporation, New York-management. - Public Domain
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Zeno
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Public Domain
Brookhart, Smith Wildman, 1869-1944
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Sl-Ziga - CC BY-SA 3.0
Klopčič, Matjaz, 1934-
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Paldi, Israel
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Farwell, George, Sir, 1845-1915
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Alaindub - Public Domain
Whitehead, Robert, 1823-1905
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Photographer-Friedman-Abeles, New York - Public Domain
Watson, Douglass, 1921-1989
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unknown - Public Domain
Heath, William, 1737-1814
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Trabajo propio. Reproducción de una fotografía de autor desconocido. - Public Domain
Abril, Xavier, 1905-1990
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Springer, Raymond S. (Raymond Smiley), 1882-1947
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Burns, Edward, 1968-....
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Gould, John, 1804-1881
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Sowerby, James de Carle, 1787-1871
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Jacquard, Joseph-Marie, 1752-1834
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Public Domain
Ruffner, Clark L. (Clark Louis), 1903-1982
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Grey, Joel, 1932-....
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Martin, Charles, 1866-1955
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Kiner, Ralph
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Bartow, Francis S. (Francis Stebbins), 1816-1861
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Public Domain
Ezpeleta, José de, 1740-1823
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Chester Harding - Public Domain
Bangs, Edward D. (Edward Dillingham), 1790-1838
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Moritz Nähr - Public Domain
Cardus, Neville
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Alan Light - CC BY 2.0
Archer, Anne
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James E. Purdy - Public Domain
Abbott, Lyman, 1835-1922
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''Motion Picture Magazine'' - Public Domain
Barriscale, Bessie, approximately 1884-1965
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Crosby, Howard, 1826-1891
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Bachman, Nathan Lynn, 1878-1937
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Bgervais - CC BY-SA 3.0
University of Maryland, College Park. Adele H. Stamp Student Union.
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Kirwan, Michael J. (Michael Joseph), 1886-1970
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Mercury Artists Corporation, New York-management. - Public Domain
Breen, Bobby, 1927-