| Entry Text: | WESCOMBE, Peter & GALLEHAWK, John. Getting Back Into “SHARK”: H. M. S. Petard and the George Cross (Bletchley Park Trust Report, No. 5). 18p., illus. Bletchley: Bletchley Park Trust, 1997. The story of how Petard’s capture of material from U 559 in the Mediterranean allowed the continued breaking of German codes, albeit at the cost of two lives. |
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