Subject
Naval operations, American
World War, 1939-1945
168
History
75
Campaigns
64
Aerial operations, American
32
Naval operations
30
Submarine
28
Naval operations, Japanese
22
Admirals
17
Aircraft carriers
16
Aviation
13
Vietnam War, 1961-1975
11
Officers
10
Sailors
10
Shipwrecks
9
Midway, Battle of, 1942
8
Naval operations, British
7
Warships
7
Fighter pilots
6
History, Naval
6
Korean War, 1950-1953
5
Military intelligence
5
Naval operations, German
5
Regimental histories
5
Transportation
5
Aerial operations, Japanese
4
Amphibious operations
4
Anti-submarine warfare
4
Iraq War, 2003-2011
4
Merchant marine
4
Oral history
4
Philippine Sea, Battle of the, 1944 (June 19-21)
4
Aerial operations
3
African American sailors
3
Guadalcanal, Battle of, Solomon Islands, 1942-1943
3
Iran-Iraq War, 1980-1988
3
Submarine forces
3
World War, 1914-1918
3
African Americans
2
Amphibious warfare
2
Armed merchant ships
2
Boats
2
Boats and boating
2
Cargo ships
2
Cryptographers
2
Cryptography
2
Dauntless (Dive bomber)
2
Electronic intelligence
2
Kamikaze airplanes
2
Leyte Gulf, Battle of, Philippines, 1944
2
more ...