Image from Wikimedia Commons
U.S. Senate Photographic Studio/Jeff McEvoy - Public Domain
unknown - Public Domain
Franz Baum, Manchester - Public Domain
Burr McIntosh Monthly - Public Domain
Isaac Markens - Public Domain
Public Domain
Unbekannter Grafiker der Epoche. - Public Domain
Fradelle and Young/UK Government - Public Domain
National Photo Company Collection - Public Domain
Sebastiaan ter Burg - CC BY-SA 2.0
United States Congress - Public Domain
Thomas Bailey, 1852 - Public Domain
US Army - Public Domain
Edmunddantes - CC BY-SA 3.0
Valerian Gribayedoff - Public Domain
Partridge, American Photographer - Public Domain
Bartolomé Pérez - Public Domain
Image from Wikimedia Commons
Lasker, Edward, 1885-1981
Image from Wikimedia Commons
U.S. Senate Photographic Studio/Jeff McEvoy - Public Domain
Schumer, Charles Ellis "Chuck", 1950-
Image from Wikimedia Commons
unknown - Public Domain
Brumbaugh, Martin Grove, 1862-1930
Image from Wikimedia Commons
Franz Baum, Manchester - Public Domain
Pyne, James Kendrick 1852-1938
Image from Wikimedia Commons
Burr McIntosh Monthly - Public Domain
Shepherd, Arthur
Image from Wikimedia Commons
Isaac Markens - Public Domain
Beall, John Y. (John Yates), 1835-1865
Image from Wikimedia Commons
Peacock, Andrew, 1939-
Image from Wikimedia Commons
Public Domain
Fowle, Daniel G. (Daniel Gould), 1831-1891
Image from Wikimedia Commons
Unbekannter Grafiker der Epoche. - Public Domain
Chelius, J. M. (Joseph Maximilian), 1794-1876
Image from Wikimedia Commons
Broglie, François Marie, , 1671-1745
Image from Wikimedia Commons
Fradelle and Young/UK Government - Public Domain
Hamilton, R. Vesey (Richard Vesey), Sir, 1829-1912
Image from Wikimedia Commons
National Photo Company Collection - Public Domain
Sladen, Fred W. (Fred Winchester), 1867-1945
Image from Wikimedia Commons
Sebastiaan ter Burg - CC BY-SA 2.0
Mwapachu, Juma Volter
Image from Wikimedia Commons
Ruiz Tagle, Francisco, -1860
Image from Wikimedia Commons
Zakrzewska, Marie E. (Marie Elizabeth), 1829-1902
Image from Wikimedia Commons
Hamilton, Henry, -1796
Image from Wikimedia Commons
United States Congress - Public Domain
Wells, William Hill, 1769-1829
Image from Wikimedia Commons
Thomas Bailey, 1852 - Public Domain
Holles, John, Earl of Clare, approximately 1565-1637
Image from Wikimedia Commons
US Army - Public Domain
Peers, William R. (William Raymond), 1914-
Image from Wikimedia Commons
Edmunddantes - CC BY-SA 3.0
Lone, John, 1952-....
Image from Wikimedia Commons
Valerian Gribayedoff - Public Domain
Loomis, Alfred L. (Alfred Lebbeus), 1831-1895
Image from Wikimedia Commons
unknown - Public Domain
Morris, Lewis Richard, 1760-1825
Image from Wikimedia Commons
unknown - Public Domain
Ronner, Henriëtte 1821-1909
Image from Wikimedia Commons
Public Domain
Ward, Henry A. (Henry Augustus), 1834-1906
Image from Wikimedia Commons
Public Domain
De Quille, Dan, 1829-1898
Image from Wikimedia Commons
Verney, Ralph, Sir, 1613-1696
Image from Wikimedia Commons
Norfolk, Thomas Howard, Duke of, 1473-1554
Image from Wikimedia Commons
Partridge, American Photographer - Public Domain
Perkins, Frederic B. (Frederic Beecher), 1828-1899
Image from Wikimedia Commons
Boycott, Charles Cunningham, 1832-1897
Image from Wikimedia Commons
Bartolomé Pérez - Public Domain
Pérez, Bartolomé 1634-1693