Image from Wikimedia Commons
Ebyabe - CC BY-SA 3.0
Civil War Glass Negatives - Public Domain
David Shankbone - CC BY-SA 3.0
unknown - Public Domain
Nic Redhead - CC BY-SA 2.0
Capital Records - Public Domain
Unknown military photographer of Signal Corps - Public Domain
Public Domain
Christopher Macsurak - CC BY 2.0
unknown photographer -
Bain - Public Domain
Alexander Sutherland (book author) - Public Domain
Mathew Brady Levin Corot Handy - Public Domain
48states - CC BY-SA 3.0
Photoplay magazine - Public Domain
Dominique Nabokov - CC BY 2.5
Essex Southern District Medical Society - Public Domain
Painting by unidentified artist - Public Domain
Alfred Hamy - Public Domain
Image from Wikimedia Commons
Ebyabe - CC BY-SA 3.0
Congregation Mickve Israel (Savannah, Ga.)
Image from Wikimedia Commons
Civil War Glass Negatives - Public Domain
Davis, Hasbrouck, 1827-1870
Image from Wikimedia Commons
David Shankbone - CC BY-SA 3.0
Penn, Zak, 1968-....
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Rust, Friedrich Wilhelm, 1739-1796
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Whitehead, Joseph, 1867-1938
Image from Wikimedia Commons
Fritsch, Karl, 1864-1934
Image from Wikimedia Commons
unknown - Public Domain
Bacon, Anthony, 1558-1601
Image from Wikimedia Commons
Nic Redhead - CC BY-SA 2.0
Hughes, Merv
Image from Wikimedia Commons
Capital Records - Public Domain
Traum, Happy
Image from Wikimedia Commons
Unknown military photographer of Signal Corps - Public Domain
Furlong, William Rea, 1881-1976
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Globke, Hans, 1898-1973
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Public Domain
Fawcett, Edgar, 1847-1904
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Meeker, Royal, 1873-1953
Image from Wikimedia Commons
Christopher Macsurak - CC BY 2.0
Carmen
Image from Wikimedia Commons
unknown photographer -
Badings, Henk, 1907-1987
Image from Wikimedia Commons
Bain - Public Domain
Whitehill, Clarence
Image from Wikimedia Commons
Alexander Sutherland (book author) - Public Domain
Perry, Charles, 1807-1891
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Alvanley, Richard Pepper Arden, Baron, 1745-1804
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unknown - Public Domain
Hunt, William Morris, 1824-1879
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Clarke, John D. (John Davenport), 1873-1933
Image from Wikimedia Commons
Mathew Brady Levin Corot Handy - Public Domain
Leach, J. M. (James Madison), 1815-1891
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48states - CC BY-SA 3.0
Carroll, Jonathan, 1949-....
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Titian, approximately 1488-1576
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Arne, Thomas
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Photoplay magazine - Public Domain
Key, Kathleen, 1903-1954
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Bascom, John, 1827-1911
Image from Wikimedia Commons
Dominique Nabokov - CC BY 2.5
Nabokov, Nicolas, 1903-1978
Image from Wikimedia Commons
Essex Southern District Medical Society - Public Domain
Holyoke, Edward Augustus, 1728-1829
Image from Wikimedia Commons
Painting by unidentified artist - Public Domain
Bertin, Louise-Angélique 1805-1877
Image from Wikimedia Commons
Alfred Hamy - Public Domain
Ricci, Lorenzo, 1703-1775