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Public Domain
Brady-Handy Photograph Collection - Public Domain
Congressional portrait, unknown photographer - Public Domain
Robert Cornelius - Public Domain
unknown - Public Domain
Ejwestlake - CC BY 3.0
US gov - Public Domain
Parks, Gordon, 1912-2006, photographer - Public Domain
ArtFund.org National Art Collection Fund - Public Domain
Gage Skidmore - CC BY-SA 3.0
unknown -
Cteitgen - CC BY-SA 3.0
Georges Seguin (Okki - CC BY-SA 3.0
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Pemberton, Edward L.
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Public Domain
Rowse, Samuel Worcester, 1822-1901
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Noble, Thomas Satterwhite, 1835-1907
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Kusch, Polykarp, 1911-1993
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Brady-Handy Photograph Collection - Public Domain
Rice, Edmund, 1842-1906
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Congressional portrait, unknown photographer - Public Domain
Fisher, Joseph L.
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Robert Cornelius - Public Domain
Cornelius, Robert, 1809-1893
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Burnaby, Fred, 1842-1885
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Schmiedeberg, Oswald, 1838-1921
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Haydon, Benjamin Robert, 1786-1846
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unknown - Public Domain
Unger, Georg 1837-1887
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Ejwestlake - CC BY 3.0
Westlake, E.J., 1965-
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Francis, Josiah, 1890-1964
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Adler, Celia, 1889-1979
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Bow, Clara, 1905-1965
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US gov - Public Domain
Flemming, Arthur S. (Arthur Sherwood), 1905-1996
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Parks, Gordon, 1912-2006, photographer - Public Domain
Johnson, Mordecai W.
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Harris, Rosemary, 1930-
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Waterman, Waldo Dean, 1894-1976
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ArtFund.org National Art Collection Fund - Public Domain
Allan, Thomas, 1777-1833
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Ashton, Thomas, 1716-1775
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unknown - Public Domain
Baldwin, John, 1799-1884
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Gage Skidmore - CC BY-SA 3.0
Golden, William Lee
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unknown -
Dopper, Cornelis
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Faire, Virginia Brown, 1904-1980
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Empson, Richard, Sir, -1510
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Cteitgen - CC BY-SA 3.0
McDougall, John A.
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Georges Seguin (Okki - CC BY-SA 3.0
Winock, Michel
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Esquirol, Étienne, 1772-1840
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Pearson, James B. (James Blackwood), 1920-