Sarah Emma Edmonds (1841 - 1898), a Canadian-born woman who is best known for serving with the Union Army during the American Civil War as both a nurse and a spy (first disguised as a man, "Frank Thompson"). Her account of various Civil War exploits was published in 1865 "Nurse and Spy in the Union Army" Here she is shown disguised as a black servant in a Rebel camp. Vintage Illustration: Civil War; Women at war; Espionage....Vintage Illustration: Civil War