Codebreaking Sisters (häftad, eng)

Patricia and Jean Owtram are possibly the only living sisters to have both signed the wartime Official Secrets Act. When war breaks out in 1939, Patricia and Jean join the Wrens, where they quickly pick up Morse code, and are tasked with intercepting enemy messages and feeding them back to Bletchley Park.

Format	Häftad
Omfång	320 sidor
Språk	Engelska
Förlag	Mirror Books
Utgivningsdatum	2020-07-23
ISBN	9781913406059