6th anniversary of the GPU, Chelyabinsk (USSR, 1928). : r/MarxistCulture
Sold at Auction: *Soviet Union, 15th Anniversary of Cheka / GPU, 19
Uniforms And Insignia In The GPU And The NKVD Of The USSR. The Illustration On A White Background. Royalty Free SVG, Cliparts, Vectors, and Stock Illustration. Image 59699444.
badge information page - Viewing Badge USSR "Honorary worker of the Cheka– GPU. XV years " №1841
Soviet russian badge "SIGN OF CHEKA". DZERZHINSKY.VCHK GPU. Copy
Cheka - Wikipedia
KGB History: 100 Years Of Soviet Terror: The Secret Police Of Russia: Cheka, GPU, OGPU, NKVD, KGB, FSK & FSB - Audiobook - HISTORY FOREVER - Storytel