Cold War Intelligence
Title: CIA, CS Historical Paper No. 150, Clandestine Services History ::The Berlin Tunnel Operation, 1952-1956, June 24, 1968, Secret.
Creator: CS Historical Paper No. 150 CIA
Date in Source: June 24, 1968
Format: 39 p.
Note: CIA Electronic FOIA Reading Room, Document No. 0001407685, http://www.foia.cia.gov.