Spies: The Rise and Fall of the KGB in America (128 page)

go. FBI summary of Nelson/Cooper [Zarubin] conversation, 22 October 1944,
serial 3515, FBI Comintern Apparatus file 100-203581. The FBI summary of the
recorded conversation is found in U.S. Senate Internal Security Subcommittee, Interlocking Subversion in Government Departments [Hearings] (Washington, D.C.:
U.S. Govt. Print. Off., 1953), part 15, io5o-51. See also "COMRAP-Vassili M. Zubilin" and J. Edgar Hoover to Harry Hopkins, 7 May 1943, reproduced in Benson and
Warner, Venona, 49-50, and FBI report, "Soviet Espionage Activities," ig October
1945," attached to Director to Vaughan, ig October 1945, President's Secretary's
Files, Harry S. Truman Library, Independence, Missouri.

91. Report on "Nigel," 18 February 1938, KGB file 58380, v.i, pp. 51-52, Vassiliev, White #3, 116.

92. Report by "X" on the meeting with "Mole," 13 May 1945, KGB file 55302,
v.1, pp. 56, 58, Vassiliev, White #3, 92-93.

'. Fitin to Beria, 25 September 1939, KGB file 35112, v.i, p. 8, Alexander Vassiliev, Black Notebook 12007 English Translation], trans. Philip Redko (1993-96),
'65.

2. On the sometimes awkward evolution of FBI counterintelligence, see Raymond J. Batvinis, The Origins of FBI Counterintelligence (Lawrence: University
Press of Kansas, 2007).