* No author [probably William K. Harvey, CIA], Memorandum for the File, "COMRAP," 6 February 1948, Central Intelligence Agency, Vassili M. Zarubin file. [https://www.cia.gov/csi/books/venona/part1.htm] | * No author [probably William K. Harvey, CIA], Memorandum for the File, "COMRAP," 6 February 1948, Central Intelligence Agency, Vassili M. Zarubin file. [https://www.cia.gov/csi/books/venona/part1.htm] |