Issuing Agency/Bureau: National Security Agency, Central Security Service
SuDocs Number: D 1/2:
Item Number: 0306 (online)
Series Title: United States cryptologic history special series
URL: http://www.nsa.gov/public_info/_files/cryptologic_histories/space.pdf
Other Information: Slow server. Not found in OCLC or CGP. Series has no unique class assigned by GPO.