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Related Clues:
- '50s big blast
- Atomic event, in headlines
- Big bomb trial
- '50s bomb tryout
- 1950s trial, briefly
- Big blast of the '50s
- Eniwetok blast, briefly
- Dramatic '50s trial
- Late 1940s event, in headlines
- 1954 event code-named Castle Bravo
- Military experiment, briefly
- Nuclear trial
- Big blast
- N. Korean first of 10/9/2006
- H-bomb trial, e.g.