Part 90, page 146
DB Cooper-40142Serials SE 164-81
Document date 29 November 1971
FBI 164-81, Vault Part 90 p. 146 (DB Cooper-40142), Teletype, dated 29 Nov 1971 — cooper.theunsolved.net/parts/Cooper-Part-90/pages/146
Transcript
The scan is the source; the transcript is machine-generated from it.
FD-36 (Rev. 5-22-64)
FBI
Date: 11/29/71
Transmit the following in ___PLAINTEXT___ (Type in plaintext or code)
Via __TELETYPE__ __URGENT__ (Priority)
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COVERED TEL TO SE 11/29/71 VOR EQPT INDEX
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TO : SAC, PORTLAND FROM: SAC, SEATTLE (164-81)
UNSUB; NORTHWEST AIRLINES FLIGHT THREE ZERO FIVE, NOVEMBER TWENTYFOUR, NINETEEN SEVENTYONE, CAA DASH HIJACKING; EXTORTION. OFFICE OF ORIGIN: SEATTLE.
INFORMATION DEVELOPED NOVEMBER TWENTYEIGHT LAST AT VANCOUVER, WASHINGTON, THROUGH CONTACT WITH EXPERIENCED AVIATION PERSONNEL REFLECTS POSSIBILITY THAT A VOR RECEIVING DEVICE, POSSIBLY COMPOSED OF TRANSISTERIZED COMPONENTS, AND SMALL ENOUGH TO BE PLACED IN A POCKET, COULD HAVE BEEN USED BY THE SUBJECT TO MAKE GROUND CONTACT EVEN THOUGH VISUAL CONTACT WAS IMPOSSIBLE.
SEATTLE DIVISION SECURING LIST OF DISTRIBUTORS OF VOR COMPONENTS AT A AVIATION COMPANY IN VANCOUVER, WASHINGTON, AND IT HAS BEEN SUGGESTED THAT ANOTHER MANUFACTURER OF SUCH COMPONENTS IS HILLSBORO AVIATION AT HILLSBORO, OREGON.
PORTLAND, AT HILLSBORO, OREGON, CONTACT HILLSBORO AVIATION SECURE LIST OF DISTRIBUTORS OF SMALL VOR UNITS AND CONDUCT APPROPRIATE INVESTIGATION TO IDENTIFY INDIVIDUALS WHO HAVE PURCHASED SUCH ITEMS FROM THE DISTRIBUTORS. P
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TJM/rmh (1)
Approved: _______________ Special Agent in Charge
Sent _____________ M
[Stamp] SEARCHED __ INDEXED __ [Stamp] SERIALIZED __ FILED __ NOV : 1971 Per________
16-4-41-54 b6 b7C
DB Cooper-40142