| Entry Text: | HAARR, Geirr H. No Room For Mistakes: British and Allied Submarines in European Waters 1939-1940. xiv, 450p., bibliog., illus., index. Barnsley: Seaforth, 20197. ISBN:9781848322066. Describes pre-war design and development before giving a definitive account of the early months of the war in northern European waters. |
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