370 pages ; 23 cm, During his forty-eight years as director of the Federal Bureau of Investigation, J. Edgar Hoover scrupulously maintained secret office files and arranged for special filing procedures to safeguard "sensitive" information, Includes index, John F. Kennedy -- Robert Kennedy -- Dwight D. Eisenhower -- Eleanor Roosevelt -- Washington, D.C., field office reports -- Members of Congress -- "Subversive" activities -- "Black bag" jobs -- Electronic surveillance -- The Fred Black case -- The presidency and FBI authority -- Political uses of the FBI -- Senator Joseph McCarthy -- Political intelligence -- The obscene file -- Public relations -- The director