Midget Submarines of WW2 - Small and Possibly Deadly?
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25:47
Anti-Sub Warfare in WW1 - From Hammers to Hunter-Killers
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34:39
Room 40 - Signals Decryption and Intelligence Analysis in Bowler Hats
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33:27
The Mark 14 Torpedo - Failure is Like Onions
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46:54
Nazi Secrets (Full Episode) | Drain the Oceans
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33:52
Dutch Submarines at the start of the Pacific Campaign - 'Ship a day' Helfrich leads the charge!
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10:31
Midget U-Boats: Germany's Tiny Submarines
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15:39
What happened to Surcouf - the largest cruiser submarine of WW2
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44:01