Image from Wikimedia Commons
US Government Printing Office (Washington, DC), publisher. - Public Domain
Walter Robertson - Public Domain
Artist not credited - Public Domain
Unknown - Public Domain
:en:Thomas Phillips -
C. Biondi (incisore) - Public Domain
Józef Sonntag (1784-1834) - Public Domain
Thomas Good -
Jean-Baptiste Perronneau - Public Domain
Photo copyrighted by Harris & Ewing. Now held by U.S. Copyright Office. - Public Domain
Employee(s) of First National Pictures - Public Domain
Fpveronique - CC BY-SA 4.0
unknown - Public Domain
Thomas Pennant - Public Domain
Jjmoxy - CC BY-SA 3.0
Time Inc - Public Domain
Dupras & Colas -
Image from Wikimedia Commons
Adrian, Iris, 1912-1994
Image from Wikimedia Commons
US Government Printing Office (Washington, DC), publisher. - Public Domain
Johnson, Byron L., 1917-2000
Image from Wikimedia Commons
Walter Robertson - Public Domain
Stevens, Daniel, 1746-1835
Image from Wikimedia Commons
Ferdinando I, Grand-Duke of Tuscany, 1549-1609
Image from Wikimedia Commons
Artist not credited - Public Domain
Smyth, Alexander, 1765-1830
Image from Wikimedia Commons
Unknown - Public Domain
Darling, Jean
Image from Wikimedia Commons
:en:Thomas Phillips -
Sedgwick, Adam, 1785-1873
Image from Wikimedia Commons
McMullen, Sean, 1948-....
Image from Wikimedia Commons
C. Biondi (incisore) - Public Domain
Equicola, Mario, 1470-1525
Image from Wikimedia Commons
Józef Sonntag (1784-1834) - Public Domain
Sokolnicki, Michał, 1760-1816
Image from Wikimedia Commons
Thomas Good -
Berrigan, Daniel.
Image from Wikimedia Commons
Jean-Baptiste Perronneau - Public Domain
Bouguer, M. (Pierre), 1698-1758
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Eliot, Charles William, 1834-1926
Image from Wikimedia Commons
Photo copyrighted by Harris & Ewing. Now held by U.S. Copyright Office. - Public Domain
Delano, Jane A., 1862-1919
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Feuillet, Octave, 1821-1890
Image from Wikimedia Commons
Employee(s) of First National Pictures - Public Domain
Murray, James, 1901-1936
Image from Wikimedia Commons
Fpveronique - CC BY-SA 4.0
Mitropoulos, Dimitri, 1896-1960
Image from Wikimedia Commons
unknown - Public Domain
Alexander Constantine Ionides
Image from Wikimedia Commons
Thomas Pennant - Public Domain
Maynard, John, Sir, 1602-1690
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Hubbard, S. D. (Samuel Dickinson), 1799-1855
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unknown - Public Domain
Dorn, William Jennings Bryan, 1916-2005
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Cameron, J. D. (James Donald), 1833-1918
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Remington, Frederic, 1861-1909
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Jjmoxy - CC BY-SA 3.0
Jamieson, Don, 1921-
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Time Inc - Public Domain
Cord, Errett Lobban, 1894-1974
Image from Wikimedia Commons
Dupras & Colas -
Devonshire, Victor Christian William Cavendish, Duke of, 1868-1938
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Breguet, L.
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Rosson House (Phoenix, Ariz.)
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Leoni, Ottavio, approximately 1578-1630
Image from Wikimedia Commons
unknown - Public Domain
Gazzaniga, Giuseppe, 1743-1818