1. A Secret Well Kept : The Untold Story of Sir Vernon Kell, Founder of MI5 /: The Untold Story of Sir Vernon Kell, Founder of MI5. (2017) Authors: Lady, Kell, Constance Record Type: Book Extent: 1 online resource (224 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. Queen of spies : Daphne Park, Britain's Cold War spy master /: Daphne Park, Britain's Cold War spy master. ([2015]) Authors: Hayes, Paddy, 1946- Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
3. Open Secret : the Autobiography of the Former Director-General of MI5 /: the Autobiography of the Former Director-General of MI5. (2011) Authors: Rimington, Stella Record Type: Book Extent: 1 online resource (320 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
4. Spy Runner : Ronnie Reed and Agent Zigzag, Operation Mincemeat and the Cambridge Spies /: Ronnie Reed and Agent Zigzag, Operation Mincemeat and the Cambridge Spies. (2020) Authors: Reed, Nicholas Record Type: Book Extent: 1 online resource (240 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗
5. Queen of spies : Daphne Park, Britain's Cold War spy master /: Daphne Park, Britain's Cold War spy master. ([2015]) Authors: Hayes, Paddy, 1946- Record Type: Book Extent: 1 online resource View Content: Available online (eLD content is only available in our Reading Rooms) ↗
6. The queen of codes : the secret life of Emily Anderson, Britain's greatest female code breaker /: the secret life of Emily Anderson, Britain's greatest female code breaker. (2023) Authors: Uí Chionna, Jackie Record Type: Book Extent: 1 online resource (400 pages) View Content: Available online (eLD content is only available in our Reading Rooms) ↗