In the History of counter intelligence operations in the United States, published by the United States Office of the National Counterintelligence Center (NACIC), lists Magdoff as a member of the [[Perlo group]] of Soviet agents. <ref>[http://www.fas.org/irp/ops/ci/docs/ci3/ch1.pdf ''A Counterintelligence Reader,''] Office of the National Counterintelligence Center, p. 31: "The following were members of the Victor Perlo group....Harry Magdoff: Statistical Division of WPB and Office of Emergency Management; Bureau of Research and Statistics, WTB; Tools Division, War Production Board; Bureau of Foreign and Domestic Commerce, Commerce Department."</ref> Magdoff was identified by [[Arlington Hall]] cryptographers in the VENONA cables and by [[FBI]] [[counterintelligence]] investigators as being a Soviet information source under the cover name "KANT" as of 1944. <ref>[http://www.nsa.gov/venona/releases/05_May_1944_R3_m4_p1.gif Venona 629 KGB New York to Moscow, 5 May 1944.]</ref> | In the History of counter intelligence operations in the United States, published by the United States Office of the National Counterintelligence Center (NACIC), lists Magdoff as a member of the [[Perlo group]] of Soviet agents. <ref>[http://www.fas.org/irp/ops/ci/docs/ci3/ch1.pdf ''A Counterintelligence Reader,''] Office of the National Counterintelligence Center, p. 31: "The following were members of the Victor Perlo group....Harry Magdoff: Statistical Division of WPB and Office of Emergency Management; Bureau of Research and Statistics, WTB; Tools Division, War Production Board; Bureau of Foreign and Domestic Commerce, Commerce Department."</ref> Magdoff was identified by [[Arlington Hall]] cryptographers in the VENONA cables and by [[FBI]] [[counterintelligence]] investigators as being a Soviet information source under the cover name "KANT" as of 1944. <ref>[http://www.nsa.gov/venona/releases/05_May_1944_R3_m4_p1.gif Venona 629 KGB New York to Moscow, 5 May 1944.]</ref> |