Cold War Intelligence
Title: Memorandum, Thebaud to King, Rattan Project; Present Status of, June 4, 1945, Top Secret Ultra.
Creator: Memorandum Thebaud
Date in Source: June 4, 1945
Subject: Great Britain - SIGINT - USSR SIGINT "codes and ciphers" - Top Secret Ultra
Format: 4 p.
Note: Box 17, File: General Naval Affairs, Charles M. Cooke, Jr. Papers, Hoover Institution Archives, Stanford University.