NKVD

Boris Bykov and the 1937 Mapping of the NKVD

Kept in a personal file in London, the record of a Soviet spymaster in the United States tracks a man who likely vanished during the Great Purge

By Constance Bell ·

Margherita Standen and the 1939 Soviet Export to America

A German national operating under a Soviet cover in London vanished into the United States just as the war began, her movements tracked by the Security Service in files that remain partially obscured.

By Constance Bell ·