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  • Subject > Telecommunication systems (remove)
  • Specific Item Type > Folder (remove)
  • Type > Text (remove)
  • Date > 1963-07-11 (remove)

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Folder, "NSAM # 252: Establishment of the National Communications System, 7/11/1963," National Security Action Memorandums, NSF, Box 2 (Item)
  • Line Pinetree Line POLEVAULT Backporch Tropo System Big Rally II Transportable Tropo SAC Primary Alert SAC Telephone Network SAC Teletypewriter Network 416L Control and Warning Communications DEPARTMENT OF AGRICULTURE Market News Service Teletypewriter