• 3 History
• 2 War
• 2 World history
• 1 Atomic bomb
• 1 Blast effect
• 1 Military art and science
• 1 Military weapons
• 1 Weapons
• 1 World War, 1939-1945

• 2 Higgins, Marilyn
• 2 World Wide Entertainment (Firm)
• 1 Alexander Street Press
• 1 Films Media Group
• 1 Films for the Humanities & Sciences (Firm)

• 3 English

• 1 Hiroshima-shi
• 1 Japan
• 1 United States

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