History of Military Intelligence, Including Women Spies Chevalier d'Eon and Lydia Darragh, The World’s Greatest Military Spies and Secret Service Agents, 1917
[Chevalier d'Eon] [Military Intelligence] Barton, George. The World’s Greatest Military Spies and Secret Service Agents (1917) presents a historical survey of espionage figures whose activities shaped military intelligence traditions from the eighteenth century through the modern era. Among the figures highlighted are Chevalier d’Éon, the French diplomat and intelligence agent.....