America's Fortress, A History of Fort Jefferson, Dry Tortugas, Florida, University Press of Florida, THOMAS REID,History of the Americas,History, the American Gibraltar;Fort Jefferson;Dry Tortugas;Florida;coastal defense fort;United States history;maximum-security prison;Florida landmark;Civil War history;coastal defense strategy;Confederacy blockade;convicted;Union soldiers;forced labor;military tribunals;epidemic tropical disease;hurricanes;shipwrecks;prisoner escapes;Confederate attack;black soldiers;Emily Holder;Fort Jefferson's resident surgeon;female perspective;outpost,, Florida History and Culture, United States, en-UShttp://www.upf.comthe American Gibraltar;Fort Jefferson;Dry Tortugas;Florida;coastal defense fort;United States history;maximum-security prison;Florida landmark;Civil War history;coastal defense strategy;Confederacy blockade;convicted;Union soldiers;forced labor;military tribunals;epidemic tropical disease;hurricanes;shipwrecks;prisoner escapes;Confederate attack;black soldiers;Emily Holder;Fort Jefferson's resident surgeon;female perspective;outpost, [BLURB],[CITY],,books, ebooks, biblet, Book2look