Submarine Operations in World War II

This is a signed copy belonging to Frank Toon, former WWII crewmember on the USS Blenny SS-324.  The signature is by Captain Hazzard, one of the authors, who was Frank's Skipper during the war .

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The inscription reads "To Frank Toon, A fearless and dedicated shipmate during WWII patrols in USS Blenny SS324"