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unknown - Public Domain
State of North Carolina - Public Domain
United States Government - Public Domain
U.S. Air Force - Public Domain
No photographer named. - Public Domain
Françoise Farkas - CC BY-SA 3.0
user at project - Public Domain
Kyle Nishioka - CC BY 2.0
Eva Rinaldi - CC BY-SA 2.0
Gordon Malloy (†1937) - Public Domain
Anna Davis Hallowell and Lucretia Mott - Public Domain
George Grantham Bain Collection (Library of Congress) - Public Domain
Photographer:Talbot (presumably in New York)-rest of stamp is smudged. - Public Domain
BiblioArchives / LibraryArchives - CC BY 2.0
Fvlcrvm - CC BY-SA 3.0
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unknown - Public Domain
Ludington, Henry, 1739-1817
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State of North Carolina - Public Domain
Clark, Walter, 1846-1924
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Pelzeln, August von 1825-1891
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United States Government - Public Domain
Cotter, William Ross, 1926-1981
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Brooks, Van Wyck, 1886-1963
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U.S. Air Force - Public Domain
Dixon, Robert J. (Robert James), 1920-2003
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Moore, Maggie, 1851-1926
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Aribau, Bonaventura Carles.
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Upper Ossory, John Fitzpatrick, Earl of, 1745-1818
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Rellich, Franz.
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unknown - Public Domain
Shakespear, William Henry Irvine, 1878-1914
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Mach, Ernst, 1838-1916
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No photographer named. - Public Domain
Lockhart, Caroline, 1870-1962
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Françoise Farkas - CC BY-SA 3.0
Farkas, Ferenc, 1905-2000
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user at project - Public Domain
Vishniac, Roman, 1897-1990
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Kyle Nishioka - CC BY 2.0
Gerrold, David, 1944-....
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Strozzi, Piero, 1510-1558
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Albany, Louise Maximiliane Caroline Emanuele, Princess of Stolberg-Gedern, calling herself Countess of, 1752-1824
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Eva Rinaldi - CC BY-SA 2.0
Bishop, Bronwyn, 1942-
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Webster, Noah, 1758-1843
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Gordon Malloy (†1937) - Public Domain
Fletcher, Tex, 1910-1987
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Anna Davis Hallowell and Lucretia Mott - Public Domain
Mott, James, 1788-1868
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Adams, Eva Bertrand, 1908-1991
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George Grantham Bain Collection (Library of Congress) - Public Domain
Jacobi, A. (Abraham), 1830-1919
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Photographer:Talbot (presumably in New York)-rest of stamp is smudged. - Public Domain
Bankhead, Tallulah
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BiblioArchives / LibraryArchives - CC BY 2.0
Franca, Celia, 1921?-2007
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Powell, William, 1892-1984
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Fvlcrvm - CC BY-SA 3.0
Rauschenberg, Robert, 1925-2008
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Dmytryk, Edward
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Benassi, Benny