U-boat hunters
U-boat hunters2003
About this book
"In this book, the author explains how the code breakers at the Admiralty's Room 40 were able to break into the German naval codes during the First World War."--Jacket.
Details
- First published
- 2003
- OL Work ID
- OL1992320W
Subjects
British Naval operationsGerman Naval operationsGreat BritainGreat Britain. Royal NavyHistoryNaval operationsNaval operations, BritishNaval operations, GermanSubmarineSubmarines (Ships)World War, 1914-1918Sea control