TeletypeRe Northwest Airlines analysis of pressure bump data30 November 19711 page
fbi_formLegibility: high

Part 66, page 78

DB Cooper-27821Serials PD 164-41, SE 164-81, SE 164-81-322

Document date 30 November 1971

Open in FBI Vault (Part 66, page 78 of the PDF)

FBI 164-81, Vault Part 66 p. 78 (DB Cooper-27821), Teletype, dated 30 Nov 1971, serial SE 164-81-322 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-66/pages/78

Transcript

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

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

FBI

Date: 11/30/71

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

Via TELETYPE URGENT (Priority)

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CC: SEARCH COORSE

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TO : SAC, PORTLAND (164-41)

FROM: SAC, SEATTLE (164-81) (-P-)

UNSUB; NORTHWEST AIRLINES FLIGHT #305, PORTLAND TO SEATTLE, 11/24/71, CAA - HIJACKING; EXTORTION. OO: SE

FOR THE CONSIDERATION OF PORTLAND IN CONDUCTING SEARCH IN THIS MATTER, [REDACTED] NW, MINNEAPOLIS, IN A CONVERSATION WITH THIS OFFICE ON NOVEMBER TWENTYNINE LAST, ADVISED THAT THEY HAVE BEEN PASSING INFORMATION ON TO US BASED ON THE QUOTE PRESSURE BUMP ENQUOTE INDICATING THAT THE MAN HAD JUMPED NORTH OF PORTLAND. HE SAID IT WAS ENTIRELY POSSIBLE THAT THE MAN DID NOT JUMP WHEN THIS PRESSURE BUMP TOOK PLACE. IT WAS ENTIRELY POSSIBLE THAT HE SAT ON THE END OF THE STAIRS TO CHECK OUT HIS REFERENCE POINTS BEFORE HE JUMPED. IF HE DID THIS FOR EVEN A SHORT TIME, HE COULD HAVE EASILY LANDED ACROSS THE RIVER IN OREGON. HE POINTED OUT IN THIS CONNECTION THAT THERE IS AN AURORA FIELD NEAR DONALD, OREGON.

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PRB:klb (1) [illegible initials]

Sub. f 164-81-322

Approved: ________ Sent 6 M Per ________ Special Agent in Charge DB Cooper-27821

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