SAC Seattle to SAC Oklahoma City re gray Cessna bearing partial registration 'KDR' near drop zone

Document date 29 November 1971

Part 111pages 56–572 pagesDB Cooper-2179–2180

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Id: Cooper-Part-111:056-057

Subject: Cooper Files: Cooper-Part-111:056-057

Document: Teletype SAC Seattle to SAC Oklahoma City re gray Cessna bearing partial registration 'KDR' near drop zone
Id: Cooper-Part-111:056-057
Page: https://cooper.theunsolved.net/documents/Cooper-Part-111%3A056-057

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FBI 164-81, Vault Part 111 pp. 56–57 (DB Cooper-2179–2180), Teletype, dated 29 Nov 1971, serial SE 164-81-876 (as read from the transcript) — cooper.theunsolved.net/documents/Cooper-Part-111%3A056-057

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

FBI

Date: 11/29/71

Transmit the following in ______ (Type in plaintext or code) Via TELETYPE URGENT (Priority) SUSPI

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CESSNA sub. 35

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TO: SAC, OKLAHOMA CITY

FROM: SAC, SEATTLE (164-81)

UNSUB; NORTHWEST AIRLINES, FLIGHT THREE ZERO FIVE, PORTLAND TO SEATTLE, NOVEMBER TWENTYFOUR, SEVENTYONE. CAA DASH HIJACKING; EXTORTION. OO: SEATTLE.

INVESTIGATION IN VICINITY OF POSSIBLE DROP AREA WHERE UNSUB [believed to have] DEPARTED FLIGHT THREE ZERO FIVE DISCLOSES ^^^ handwritten interlineation ^^^ THAT A TWO SEATER GRAY CESSNA AIRPLANE WITH LETTERS KDR [REDACTED] INCLUDED IN THE REGISTRATION WAS OBSERVED IN THE VICINITY ON NOVEMBER TWENTYFOUR AND TWENTYFIVE, LAST. RESIDENTS ADVISE THIS AIRCRAFT WAS SEEN IN THE VICINITY OF A NUMBER OF SMALL AIR STRIPS AND WAS ACTING IN A SUSPICIOUS MANNER.

OKLAHOMA CITY IS REQUESTED TO CONTACT [REDACTED] b6 per FAA [REDACTED] FAA, IN AN EFFORT TO DETERMINE THE b7C per FAA POSSIBILITY OF IDENTIFYING THIS PLANE AND DETERMINING THE REGISTERED OWNER. ONLY INFORMATION AVAILABLE IS LETTERS KDR APPEARING IN THE REGISTRATION OF A TWO SEATER CESSNA AIRPLANE.

. . . SEATTLE COPY ONLY . . . 164-81-876

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Information contained herein was furnished by Mr. [REDACTED] FAA, Boeing Field.

WHW/rse (1)

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Approved: [signature] Sent 7/27 M Per [initials] DB-Cooper-2179 Special Agent in Charge

NR015 SE PLAIN 727 PM URGENT 11/19/71 FEE TO OKLAHOMA CITY FROM SEATTLE (164-81) 1P

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UNSUB; NORTHWEST AIRLINES, FLIGHT THREE ZERO FIVE, PORTLAND TO SEATTLE, NOVEMBER TWENTY-FOUR, SEVENTY-ONE. CAA - HIJACKING; EXTORTION. OO: SEATTLE.

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INVESTIGATION IN VICINITY OF POSSIBLE DROP AREA WHERE UNSUB BELIEVED TO HAVE DEPARTED FLIGHT THREE ZERO FIVE DISCLOSES THAT A TWO SEATER GRAY CESSNA AIRPLANE WITH LETTERS KDR INCLUDED IN THE REGISTRATION WAS OBSERVED IN THE VICINITY ON NOVEMBER TWENTY-FOUR AND TWENTY-FIVE, LAST. RESIDENTS ADVISE THIS AIRCRAFT WAS SEEN IN THE VICINITY OF A NUMBER OF SMALL AIRSTRIPS AND WAS ACTING IN A SUSPICIOUS MANNER.

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OKLAHOMA CITY IS REQUESTED TO CONTACT [REDACTED] [REDACTED] FAA, IN AN EFFORT TO DETERMINE THE POSSIBILITY OF IDENTIFYING THIS PLANE AND DETERMINING THE REGISTERED OWNER. ONLY INFORMATION AVAILABLE IS LETTERS KDR APPEARING IN THE REGISTRATION OF A TWO SEATER CESSNA AIRPLANE. END

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FBI OC TGW CLR

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DB Cooper-2180 164-81-876

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b6 per FAA b7C per FAA

Serials: SE 164-81, SE 164-81-876