TeletypePortland to Seattle re emergency radio signal on 243.0 MC near Vancouver, Washington26 November 1971page 1 of 2
teletypeLegibility: high

Part 90, page 105

DB Cooper-40098Serials PD 164-41, PD 164-41-26, SE 164-81

Document date 26 November 1971

Open in FBI Vault (Part 90, page 105 of the PDF)

FBI 164-81, Vault Part 90 p. 105 (DB Cooper-40098), Teletype, dated 26 Nov 1971, serial PD 164-41-26 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-90/pages/105

Transcript

The scan is the source; the transcript is machine-generated from it.

FD-36 (Rev. 5-22-64) #006

FBI

Date: 11/26/71

Transmit the following in ________PLAINTEXT________ (Type in plaintext or code)

Via ___TELETYPE_________URGENT___________ (Priority)

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TO: SEATTLE (164-81) FROM: PORTLAND (164-41)

UNSUB; HIJACKING OF NORTHWEST ORIENT AIRLINES FLIGHT THREE ZERO FIVE, ELEVEN TWENTYFOUR SEVENTYONE. CAA-HIJACKING; EXTORTION. OO: SEATTLE.

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[REDACTED], OREGON AIR NATIONAL GUARD, ADVISED THAT AT APPROXIMATELY THREE THIRTY P.M. TODAY AS HE WAS MAKING APPROACH TO PORTLAND INTERNATIONAL AIRPORT IN F-ONE ZERO ONE FIGHTER, HE HEARD A FAINT RADIO TONE SIGNAL BEING BROADCAST ON TWO FOUR THREE POINT ZERO MC, A FREQUENCE RESERVED FOR EMERGENCY AIRCRAFT RADIO TRANSMISSIONS. SIGNAL FIRST HEARD NEAR EVERGREEN AIRPORT, JUST EAST OF VANCOUVER, WASHINGTON, THEN HEARD SECOND TIME NEAR REYNOLDS ALUMINUM PLANT WEST OF VANCOUVER. SIGNAL HEARD FOR APPROXIMATELY FIVE MINUTES, DURING WHICH TIME [REDACTED] ATTEMPTED TO OBTAIN RADIO FIX ON AUTOMATIC DIRECTION FINDER EQUIPMENT WITHOUT SUCCESS AS SIGNAL FADED OUT. SIGNAL WAS OF

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1-Portland RPH/rmb

Approved: ___[signature]___ Sent __7/25/p__ M Per __[initials]__ Special Agent in Charge

☆ U.S. GOVERNMENT PRINTING OFFICE: 1971-419-135 DB Cooper-40098

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b6 b7C

164-41-26