Image from Wikimedia Commons
unknown - Public Domain
Henry Raeburn - Public Domain
Unknown, published by Verlag von J.F. Lehmann in München -
Unknown - Public Domain
Министерство обороны Российской Федерации -
Public Domain
unknown photographer; scanned from page 139 and cropped and re-touched by Finetooth - Public Domain
De Wit, Frederik - Public Domain
VanOrnum Colorprint Co., Publisher - Public Domain
Mark Harris - CC0 1.0
Jacobs, Konrad - CC BY-SA 2.0
unknown - CC BY-SA 3.0
Image from Wikimedia Commons
unknown - Public Domain
Wilamowitz-Moellendorff, Ulrich von 1848-1931
Image from Wikimedia Commons
unknown - Public Domain
Dixon, W. W. (William Wirt), 1838-1910
Image from Wikimedia Commons
Kuper, Peter, 1958-....
Image from Wikimedia Commons
Chambrun, Clara Longworth, comtesse de, 1873-1954
Image from Wikimedia Commons
Salgari, Emílio, 1862-1911
Image from Wikimedia Commons
Mersey, John C. Bigham (John Charles Bigham), Viscount, 1840-1929
Image from Wikimedia Commons
Jandl, Ernst, 1925-2000
Image from Wikimedia Commons
Henry Raeburn - Public Domain
Durham, Philip, 1763-1845
Image from Wikimedia Commons
Unknown, published by Verlag von J.F. Lehmann in München -
Voit, C. von, 1831-1908
Image from Wikimedia Commons
Unknown - Public Domain
Creelman, James Ashmore
Image from Wikimedia Commons
unknown - Public Domain
Capron, Horace, 1804-1885
Image from Wikimedia Commons
Charpentier, Gustave
Image from Wikimedia Commons
Министерство обороны Российской Федерации -
Akhromeyev, Sergei Fedorovich, 1923-1991
Image from Wikimedia Commons
Public Domain
Sibley, Hiram, 1807-1888
Image from Wikimedia Commons
unknown - Public Domain
Leslie, John, 1527-1596
Image from Wikimedia Commons
Bell, John, 1763-1820
Image from Wikimedia Commons
Barden, Graham Arthur, 1896-1967
Image from Wikimedia Commons
unknown photographer; scanned from page 139 and cropped and re-touched by Finetooth - Public Domain
Holman, Frederick V., 1852-1927
Image from Wikimedia Commons
De Wit, Frederik - Public Domain
Wit, Frederik de
Image from Wikimedia Commons
Burnaby, Fred, 1842-1885
Image from Wikimedia Commons
unknown - Public Domain
Miller, Lilian
Image from Wikimedia Commons
Herlihy, Ed
Image from Wikimedia Commons
VanOrnum Colorprint Co., Publisher - Public Domain
Longpré, Paul de 1855-1911
Image from Wikimedia Commons
Mark Harris - CC0 1.0
Harris, Mark, 1962-
Image from Wikimedia Commons
Jacobs, Konrad - CC BY-SA 2.0
Shannon, Claude Elwood, 1916-2001
Image from Wikimedia Commons
Hofman, Vlastislav, 1884-1964
Image from Wikimedia Commons
unknown - CC BY-SA 3.0
Oppenheim, Max, Freiherr von, 1860-1946
Image from Wikimedia Commons
Hampden, Renn Dickson, 1793-1868
Image from Wikimedia Commons
Notker, Labeo, approximately 950-1022
Image from Wikimedia Commons
unknown - Public Domain
Harvey, Louis Powell, 1820-1862