Image from Wikimedia Commons
Ulf Petersson - Public Domain
Public Domain
Thomas Radlwimmer - CC BY 2.0
Audrey C. Tiernan - CC BY 1.0
:en:H. H. Bennett - Public Domain
Not Listed - Public Domain
unknown - Public Domain
unidentified artist - Public Domain
U.S. Government Printing Office - Public Domain
Tipoff2013 - CC0 1.0
Department of Defense. Department of the Navy. Bureau of Ships. - Public Domain
:he:משתמש:אדעולם - CC BY-SA 3.0
VGrigas (WMF) - CC BY-SA 3.0
Hartsook Studio, San Francisco & Los Angeles - Public Domain
Pirie MacDonald -
Robert Bruce - Public Domain
Jeffdelonge - CC BY-SA 3.0
Image from Wikimedia Commons
Ulf Petersson - Public Domain
Schick, Conrad, 1822-1901
Image from Wikimedia Commons
Public Domain
Grimm, Jacob, 1785-1863
Image from Wikimedia Commons
Thomas Radlwimmer - CC BY 2.0
Godard, Michel
Image from Wikimedia Commons
Audrey C. Tiernan - CC BY 1.0
Nasaw, David.
Image from Wikimedia Commons
:en:H. H. Bennett - Public Domain
Bennett, H. H. (Henry Hamilton), 1843-1908
Image from Wikimedia Commons
Not Listed - Public Domain
Schultes, Richard Evans
Image from Wikimedia Commons
Larrey, D. J. (Dominique Jean), baron, 1766-1842
Image from Wikimedia Commons
Capuana, Luigi, 1839-1915
Image from Wikimedia Commons
Hazlitt, William, 1778-1830
Image from Wikimedia Commons
unknown - Public Domain
Baini, Giuseppe, 1775-1844
Image from Wikimedia Commons
unidentified artist - Public Domain
Mignet, M. (François-Auguste-Marie-Alexis), 1796-1884
Image from Wikimedia Commons
U.S. Government Printing Office - Public Domain
Karsten, Frank M. (Frank Melvin), 1913-
Image from Wikimedia Commons
Tipoff2013 - CC0 1.0
Entsch, Warren
Image from Wikimedia Commons
unknown - Public Domain
Petitot, Jean, 1607-1691
Image from Wikimedia Commons
Department of Defense. Department of the Navy. Bureau of Ships. - Public Domain
Selfridge, T. O. (Thomas Oliver), 1836-1924
Image from Wikimedia Commons
Public Domain
Hibbard, Harry, 1816-1872
Image from Wikimedia Commons
Nomura, Kichisaburō, 1877-1964
Image from Wikimedia Commons
:he:משתמש:אדעולם - CC BY-SA 3.0
Mengistu Haile-Mariam, 1937-
Image from Wikimedia Commons
Ferguson, Helen, 1901-1977
Image from Wikimedia Commons
Curry, John, 1949-1994
Image from Wikimedia Commons
Chulalongkorn, King of Siam, 1853-1910
Image from Wikimedia Commons
Grimké, John Fauchereaud 1752-1819
Image from Wikimedia Commons
VGrigas (WMF) - CC BY-SA 3.0
Kawasaki, Guy, 1954-
Image from Wikimedia Commons
Ogle, Charles, 1865-1940
Image from Wikimedia Commons
Public Domain
Johnson, George W., 1811-1862
Image from Wikimedia Commons
Childress, George Campbell, 1804-1841
Image from Wikimedia Commons
Hartsook Studio, San Francisco & Los Angeles - Public Domain
Rambeau, Marjorie, 1889-1970
Image from Wikimedia Commons
Pirie MacDonald -
Pinchot, Gifford, 1865-1946
Image from Wikimedia Commons
Robert Bruce - Public Domain
Bruce, Robert, 1955-
Image from Wikimedia Commons
Jeffdelonge - CC BY-SA 3.0
Wu, Tianming, 1939-2014