October 2, 1944
Letter from Boris Merkulov (USSR People’s Commissar for State Security) to Lavrenty Beria (USSR People’s Commissar for Internal Affairs)
Letter from Merkulov to Beria regarding the KGB’s efforts to obtain information about the creation of the atomic bomb and specifically about the related problems with uranium
Military Exercise Plan for Tactical Coordination between the Polish Army National Defense Forces 1st Corps and the 28th Corps of the 8th Independent Air Defense Army of the Soviet Army
This document details the scope and implementation of military coordination between Polish and Soviet forces.