NSIST
@nsistuk.bsky.social
National Signals Intelligence and Security Trust (www.nsist.org)
Bill's got it right..it's the signature of Alastair Guthrie Denniston, who would become the first Head of GC&CS when it was formed in November 1919.
April 22, 2025 at 6:24 PM
Bill's got it right..it's the signature of Alastair Guthrie Denniston, who would become the first Head of GC&CS when it was formed in November 1919.