Season 1, Episode 12
Week 012 - The Mysterious Threat to the Royal Navy - Magnetic Mines - WW2 - 17 November, 1939
Air Date: 2018-11-17
Overview: While the Finnish and the Soviets seem to be moving ever closer to war, the Royal Navy is losing ships at a frightening rate to an explosive threat not yet understood.
Runtime: 11 minutes
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