To help those interested in Second World War UK cryptology who wonder about the difference between an indicator and a discriminant, what forty-weepy might be, or what bonking and blogging meant at that time, Tony Comer has compiled from original sources a glossary. It’s available at https://www.nsist.org/glossary and, as part of NSIST’s educational remit, is completely free to access and use. It is the start of what we hope will develop into an online reference library. Pleas

Our NSIST volunteers have delivered the first two history volumes which are available now via our website . A History of the R/T 'Y' Organisation Ashore and Afloat July 1940 to May 1945 and The GC&CS Army and Airforce Sigint Volume XII

NSIST has begun a new Volunteer Programme this month, and a cadre of volunteers are getting familiar with our brand new Bookeye 5 V2 Archive bookscanner to make some of our GC&CS Second World War history volumes (and other documents) accessible to our Membership. Our counterparts at the National Cryptologic Museum at Fort Meade in Maryland have started a similar initiative and we aim to share our digitised files both ways across the pond. The first three that they have digiti