Ultra Versus U-Boats : Enigma Decrypts in the National Archives

Format:

Book

Author/Creator:

Conyers Nesbit, Roy.

Language:

English

Subjects (All):

Enigma cipher system.

ULTRA (Intelligence system).

World War, 1939-1945--Cryptography.

World War, 1939-1945--Electronic intelligence--Germany.

World War, 1939-1945--Great Britain--Electronic intellegence.

Local Subjects:

Enigma cipher system.

ULTRA (Intelligence system).

World War, 1939-1945--Cryptography.

World War, 1939-1945--Electronic intelligence--Germany.

World War, 1939-1945--Great Britain--Electronic intellegence.

Physical Description:

1 online resource (363 p.)

Edition:

1st ed.

Place of Publication:

: Pen and Sword, 2009.

Summary:

Keeping the Atlantic sea-lanes open was a vital factor in the fight against Nazi Germany. In the battle to protect merchant shipping from the menace of surface raiders and U-boats, Allied resolve and resources were tested to the utmost. The story of the extraordinary measures that were taken to combat the threat, at sea and in the air, has often been told. But there is one crucial element in this prolonged campaign that has still not been fully appreciated - the role of code-breaking, in particular the decryption of secret signals transmitted by German Enigma machines. And this is the focus of

Contents:

""Also by""; ""Title Page""; ""Copyright Page""; ""Table of Contents""; ""Foreword""; ""Preface""; ""Acknowledgements""; ""CHAPTER ONE - Opening Rounds""; ""CHAPTER TWO - Survival after Defeat""; ""CHAPTER THREE - British Counter-Measures""; ""CHAPTER FOUR - A Critical Year""; ""CHAPTER FIVE - The Height of the Battle""; ""CHAPTER SIX - Defeat of the U-Boats""; ""Bibliography""; ""Index of U-boats""

Notes:

Description based upon print version of record.

Description based on publisher supplied metadata and other sources.

ISBN:

9781783409273

1783409274

OCLC:

854974562