History 12 Juvenile literature 5 Submarine disasters 5 Description and travel 4 Army 3 Biography 3 Fiction 3 Management 3 Navies 3 Philosophy 3 Politics and government 3 Special Forces 3 United States 3 Atlases 2 Bin Laden, Osama, 1957- 2 Congresses 2 International relations 2 Kursk (Submarine) 2 Kursk(Submarine) 2 War on terrorism, 2001- 2 Warships 2 World War, 1914-1918 2 Abnormalities, Human 1 Airports 1 Allied occupation 1 American writers 1 Anatomy 1 Anti-submarine warfare 1 Architectural acoustics 1 Architectural design Burma 1