The History of codes and ciphers in the United States during the period between the World Wars /Publisher: Laguna Hills, Calif. : Aegean Park Press,
Date: c1979. This title can be found in 1 Iowa libraries.
The history of the Joint Chiefs of Staff : the Joint Chiefs of Staff and national policy /Publisher: Wilmington, Del. : M. Glazier,
Date: 1979. This title can be found in 5 Iowa libraries.
The History of codes and ciphers in the United States prior to World War I /Publisher: Laguna Hills, Calif. : Aegean Park Press,
Date: c1978. This title can be found in 2 Iowa libraries.
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