Image from Wikimedia Commons
Public Domain
no photographer named in original source - Public Domain
Unknown artist (1608) -
Mór Erdélyi - Public Domain
General Artists Corporation-GAC-management. - Public Domain
Rbiis5203 - CC BY-SA 4.0
Jon Grace-Cox - CC BY-SA 2.0
Mathew Brady - Public Domain
unknown - Public Domain
(extracted by:) Jochen Burghardt -
Karl Heinrich Otto Rühle (1874-1943) - Public Domain
Georges Biard - CC BY-SA 3.0
Image from Wikimedia Commons
Stanislavsky, Konstantin, 1863-1938
Image from Wikimedia Commons
Public Domain
Chubb, Ralph N. (Ralph Nicholas), 1892-1960
Image from Wikimedia Commons
no photographer named in original source - Public Domain
Cabot, Ella Lyman
Image from Wikimedia Commons
Chodźko, Léonard, 1800-1871
Image from Wikimedia Commons
Dellet, James, 1788-1848
Image from Wikimedia Commons
Public Domain
Chapin, Charles V. (Charles Value), 1856-1941
Image from Wikimedia Commons
Morton, Rogers C. B. (Rogers Clark Ballard), 1914-1979
Image from Wikimedia Commons
Unknown artist (1608) -
More, George, Sir, 1553?-1632
Image from Wikimedia Commons
Armstrong, John, 1674-1742
Image from Wikimedia Commons
Mór Erdélyi - Public Domain
Szechenyi, Gladys Vanderbilt, Countess, 1887-1965
Image from Wikimedia Commons
General Artists Corporation-GAC-management. - Public Domain
Adams, Don, 1923-2005
Image from Wikimedia Commons
Rbiis5203 - CC BY-SA 4.0
Weiss, Thomas George.
Image from Wikimedia Commons
Tolón, Miguel Teurbe, 1820-1857
Image from Wikimedia Commons
Cass, George Washington, 1810-1888
Image from Wikimedia Commons
Public Domain
Ferber, Edna, 1887-1968
Image from Wikimedia Commons
Jon Grace-Cox - CC BY-SA 2.0
Roy, Alexander
Image from Wikimedia Commons
Atholl, Katharine Marjory Stewart-Murray, Duchess of, 1874-1960
Image from Wikimedia Commons
Mathew Brady - Public Domain
Hazen, William Babcock, 1830-1887
Image from Wikimedia Commons
unknown - Public Domain
Berghe, Frits van den 1883-1939
Image from Wikimedia Commons
Amery, L. S. (Leopold Stennett), 1873-1955
Image from Wikimedia Commons
Howe, Robert, 1732-1786
Image from Wikimedia Commons
Wick, William W. (William Watson), 1796-1868
Image from Wikimedia Commons
(extracted by:) Jochen Burghardt -
Stakman, E.C. (Elvin Charles), 1885-1979
Image from Wikimedia Commons
Public Domain
Call, R. K. (Richard Keith), 1791-1862
Image from Wikimedia Commons
unknown - Public Domain
Sumner, William Graham, 1840-1910
Image from Wikimedia Commons
Thomas, John L. (John Lewis), 1835-1893
Image from Wikimedia Commons
Macmichael, William, 1784-1839
Image from Wikimedia Commons
Nicholson, Charles, 1808-1903
Image from Wikimedia Commons
Karl Heinrich Otto Rühle (1874-1943) - Public Domain
Rühle, Otto, 1874-1943
Image from Wikimedia Commons
Georges Biard - CC BY-SA 3.0
Nuytten, Bruno