Portland to Seattle re aircraft registration number formats and Western Skyways Cessna inquiry

This copy: Part 111 pp. 44–45Also filed at Part 111 pp. 42–43 (primary)

This copy’s own title

Portland to Seattle re aircraft registration number formats (duplicate copy)

Document date 29 November 1971

Part 111pages 44–452 pagesDB Cooper-2089–2090

Another copy of this document is the primary, most legible copy: Part 111 pp. 42–43.

Copies may differ in what was redacted.

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Id: Cooper-Part-111:044-045

Subject: Cooper Files: Cooper-Part-111:044-045

Document: Teletype Portland to Seattle re aircraft registration number formats (duplicate copy)
Id: Cooper-Part-111:044-045
Page: https://cooper.theunsolved.net/documents/Cooper-Part-111%3A044-045

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FBI 164-81, Vault Part 111 pp. 44–45 (DB Cooper-2089–2090), Teletype, dated 29 Nov 1971 — cooper.theunsolved.net/documents/Cooper-Part-111%3A044-045

NR 005 PD PLAIN 5:31 PM URGENT 11-29-71 AJW TO: SEATTLE (164-81) FROM: PORTLAND (164-41)

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UNSUB; NORTHWEST AIRLINES FLIGHT THREE ZERO FIVE, PORTLAND TO SEATTLE, NOVEMBER TWENTYFOUR. SEVENTYONE. CAA - HPJACKING; EXTORTION.

OO; SEATTLE.

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Re: CESSNA [guess: Sub] .35

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RE SEATTLE TELETYPE TO PORTLAND, DATED NOVEMBER TWENTYEIGHT, SEVENTYONE.

ON NOVEMBER TWENTYNINE, SEVENTYONE, [REDACTED] ADVISED ALL AIRCRAFT FLOWN IN U.S. MUST BE REGISTERED WITH FAA. ALL REGISTERED AIRCRAFT HAVE SERIAL NUMBERS THAT BEGIN WITH LETTER N FOLLOWED BY FOUR NUMERALS AND ONE LETTER OR FIVE NUMERALS. AIRCRAFT REGISTERED IN FOREIGN COQNTGIES AND OPERATING IN U.S. HAVE REGISTRAT- ION NUMBERS BEGINNING WITH MQLTPPLE LETTERS; HOWEVER, NO COUNTRIES USE LETTERS KDR; KD; DR; OR KR. END OF PAGE ONE

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Given To [guess: MANOLING] By [guess: PEARCE]

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I PUT MEMO IN THIS FILE RE TR-6 BUT 2991C IN VIEW OF TT, I DID NOT SEND ANYTHING TO PO. F. [illegible]

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b6 per FAA b7C per FAA

[illegible]-81-23 b6 per FBI b7C per FBI

SEARCHED........INDEXED........ SERIALIZED.......FILED........ NOV 29 1971 FBI - SEATTLE

DB Cooper-2089

PD 164-41 | PAGE TWO

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WESTERN SKYWAYS, INC., PORTLAND. OREGON, A CESSNA DEALERSHIP, ADVISED NOVEMBER TWENTYNINE, SEVENTYONE, THAT DESCRIPTIVE DATA IN REFERENCED TELETYPE INSUFFICIENT TO IDENTIFY MODEL OF AIRCRAFT.

SEATTLE REQUESTED TO REINTERVIEW SOURCE AND DETERMINE FOLLOWING: DID LANDING GEAR HAVE NOSE WHEEL OR TAIL WHEEL; WHETHER PLANE WAS HIGH WING OR LOW WING; IF VERTICAL STABILIZER AT TAIL OF PLANE WAS SWEPT BACK OR STRAIGHT UP AND DOWN; SPECIFIC LOCATION OF KDR AND NUMBERS ON PLANE; FURNISH RESULTS OF REINTERVIEW TO PORTLAND. -P-

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END

CORR PAGE ONE EIGHTH LINE FOURTH WORD SHLD READ COUNTRIES AND NINETH LINE FIFTH WORD SHLD READ ' MULTIPLE END

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DB Cooper-2090

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b6 b7C

Serials: PD 164-41, SE 164-81