SAC Seattle to file re Northwest Airlines contact in Minneapolis

This copy: Part 65 p. 94Also filed at Part 12 p. 181 (primary) · Part 66 p. 79

This copy’s own title

SAC Seattle to file re whether pilot could detect change in aircraft trim

Document date 30 November 1971

Part 65page 941 pageDB Cooper-27327

Another copy of this document is the primary, most legible copy: Part 12 p. 181.

Copies may differ in what was redacted.

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Id: Cooper-Part-65:094-094

Subject: Cooper Files: Cooper-Part-65:094-094

Document: Memo SAC Seattle to file re whether pilot could detect change in aircraft trim
Id: Cooper-Part-65:094-094
Page: https://cooper.theunsolved.net/documents/Cooper-Part-65%3A094-094

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FBI 164-81, Vault Part 65 p. 94 (DB Cooper-27327), Memo, dated 30 Nov 1971, serial SE 164-81-329 (as read from the transcript) — cooper.theunsolved.net/documents/Cooper-Part-65%3A094-094

OPTIONAL FORM NO. 10 MAY 1962 EDITION GSA FPMR (41 CFR) 101-11.6 UNITED STATES GOVERNMENT

Memorandum

TO : FILE (164-81) DATE: 11/30/71

FROM : SAC, SEATTLE Cc COURSE SEARCH SUBJECT: UNSUB; NORTHWEST AIRLINES FLIGHT 305 PORTLAND TO SEATTLE, 11/24/71 CAA - HIJACKING; EXTORTION

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On 11/29/71 I talked to [REDACTED], Northwest Airlines, Minneapolis, Minnesota.

I pointed out to him that I had examined the log of this flight very carefully and it would appear that the area in which we are currently searching is the most logical one to search. However, I was curious to know if the pilot would be able to detect a difference in the trim of the plane, caused by the added weight brought about through the hijacker's descent on the stairway.

[REDACTED] said this would very likely be detected by the pilot were it not for the fact that the plane was on "automatic pilot" during the flight, which he described as being a normal procedure. He continued, however, and said he had examined minutely the flight recorder record and was unable to detect any similar occurrence in the airplane at the site we are presently searching. He advised that in view of this very likely there would be no other logical place to commence a search at this time.

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JEM:eon (1)

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DB Cooper-27327

Dub E 164-81- 329 SEARCHED _____ INDEXED _____ SERIALIZED _AC_ FILED _Q_ NOV 3 0 1971 FBI - SEATTLE

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Buy U.S. Savings Bonds Regularly on the Payroll Savings Plan

Serials: SE 164-81, SE 164-81-329