Hi: The National Museum of Computing has issued a press release with the sad news of the death of Irene Dixon one of the very first operators of Colossus, aged 96. https://www.tnmoc.org/news-releases/2021/1/11/irene-dixon-1924-2021 Best wishes Brian Randell — School of Computing, Newcastle University, 1 Science Square, Newcastle upon Tyne, NE4 5TG EMAIL = Brian.Randell@ncl.ac.uk PHONE = +44 191 208 7923 URL = http://www.ncl.ac.uk/computing/people/profile/brianrandell.html