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  1. Secret XI-B Nazi U-Boat sunk by US Navy off Cape Cod 25Aug1944 Ed Michaud 2000, Preston Howley 1998

    Secret XI-B Nazi U-Boat sunk by US Navy off Cape Cod 25Aug1944 Ed Michaud 2000, Preston Howley 1998

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  4. Life Inside US Navy’s Gigantic Submarine Patrolling the Ocean at High Speed

    Life Inside US Navy’s Gigantic Submarine Patrolling the Ocean at High Speed

    11
  5. China’s Type 041: A Submarine Unlike Anything We’ve Ever Seen!

    China’s Type 041: A Submarine Unlike Anything We’ve Ever Seen!

    24