1953 ULTRA RARE SOVIET GULAGs PRISONER CAMP SAFETY POSTER STALIN NKVD KGB USSR USE THE SAFE LEAN LADDER WITH INTERCUT STEPS AND END LADDERS. GULZhDS Main Directorate of Railway Construction Camps of the Ministry of Internal Affairs of the USSR. The absence of the letter “L” in the abbreviation meant that now the use of contract labor at construction sites is possible only on a general basis – […]