Search for: Title Author Subject Series that begins with: 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings > Browse Headings # Intelligence service. 107 SEE ALSO: Disinformation 22 SEE ALSO narrower term: Electronic intelligence 5 SEE ALSO narrower term: Espionage 77 SEE ALSO: Espionage 77 SEE ALSO narrower term: Intelligence officers. 182 SEE ALSO narrower term: Military intelligence 16 SEE ALSO: Secret service. 79 SEE ALSO: Spies 123 Intelligence service -- 21st century. 1 Intelligence service -- Australia -- Northern Territory. 1 Intelligence service -- Canada. 1 Intelligence service -- China. 2 Intelligence service -- China -- History. 4 Intelligence service -- Communist countries -- History -- 20th century. 1 Intelligence service -- Congresses. 1 Intelligence service -- Contracting out -- United States. 2 Intelligence service -- Corrupt practices -- United States 1 10 20 30 50 100 per page < Previous 10 Headings Next 10 Headings >