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  • Contributor > Department of Transportation (remove)
  • Specific Item Type > Folder (remove)
  • Type > Text (remove)
  • Date > 1967-xx-xx (remove)

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  • anonymous telephone caJls tha,t threaten the bombing of aircraft was made possible through certain research efforts of a private corporation in conĀ­ junction with information assembled by FAA on the frequency and location pattern of such caJls. SAFETY