| Entry Text: | WARREN, C. E. T., & BENSON, James. "The Admiralty regrets . . .": The Story of H. M. Submarine Thetis and Thunderbolt. 223p., illus. London: Harrap, 1958; New York: Sloane, 1959.
Thetis sank on trials in June 1939, was salved and renamed Thunderbolt. Under this name she served in the war until sunk in action. US title: Only Four Escaped. |
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