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- Walter L. Pforzheimer Intelligence Collection (Beinecke Rare Book and Manuscript Library)6
- United States. National Security Agency5
- United States. National Security Agency/Central Security Service. Center for Cryptologic History4
- Benson, Robert Louis3
- Breindel, Eric, 1955-19982
- Burds, Jeffrey2
- Haynes, John Earl2
- Klehr, Harvey2
- Kolpakidi, A. I. (Aleksandr Ivanovich), 1962-2
- Mahar, Donald G., 1947-2
- Preobrazhenskiĭ, Konstantin2
- Romerstein, Herbert2
- Schecter, Jerrold L.2
- Schecter, Leona2
- Shipley, Peter2
- United States. National Security Agency/Central Security Service2
- United States. Signal Security Agency2
- Vassiliev, Alexander2
- Andrew, Christopher M.1
- Antonov, Vladimir (Vladimir Sergeevich)1