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Related Clues:
- Nervous-making event in N. Korea
- '50s experiment, briefly
- Big blowout?
- Cloud producer, informally
- Earthshaking '50s event
- Desert trial
- Event monitored by the CIA
- '50s trial
- India's first one took place in 1974
- '50s blast, briefly
- H-bomb trial, e.g
- Cloud producer, for short
- Mushroom cloud producer, in brief
- Operation Redwing event, 1956
- Headline event in India in 1974 and '98