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