“Lorna Collacott (Dec. 13, 1924 – April 19, 2019) kept WW2 code work secret for 50 years”

Obituary for Lorna Collacott who worked in the “secret world” of cryptography during the Second World War.

https://windsorstar.com/news/local-news/lorna-collacott-dec-13-1924-april-19-2019-kept-ww2-code-work-secret-for-50-years