1992: Center for Cryptologic History Published "The Friedman Legacy"
2027-10-30, 2028-10-30, 2029-10-30
30 October 1992: The NSA’s Center for Cryptologic History published, “The Friedman Legacy: A Tribute to William and Elizebeth Friedman” which includes transcripts of the famed “Friedman Lectures.” To listen to the audio collection or view transcripts, click the links below.
