Part 11, page 356
DB Cooper-1831Serials SE 164-81, SE 164-81-1986
Document date 28 November 1971
FBI 164-81, Vault Part 11 p. 356 (DB Cooper-1831), Memo, dated 28 Nov 1971, serial SE 164-81-1986 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-11/pages/356
Transcript
The scan is the source; the transcript is machine-generated from it.
OPTIONAL FORM NO. 10 MAY 1962 EDITION GSA FPMR (41 CFR) 101-11.6 UNITED STATES GOVERNMENT Memorandum
TO : SAC, SEATTLE (164-81) DATE: 11/28/71
FROM : SA THOMAS J. MANNING
SUBJECT: UNSUB; NORTHWEST AIRLINES FLIGHT 305 PORTLAND TO SEATTLE 11/24/71 CAA - HIJACKING; EXTORTION OO: Seattle
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SUSP. = CESSNA [guess: AIRPLANE] [guess: HENRY] Y [guess:AULT]
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On November 28, 1971, an intensive door to door canvass being conducted in the area previously designated as a search area for the hijacker. In the course of these contacts, an individual in the Yacolt, Washington vicinity advised that a two-seater grey Cessna airplane aroused her suspicions. She pointed out that [REDACTED] small landing strips in the vicinity of Yacolt and LaCenter, [REDACTED] She stated that [REDACTED] [REDACTED] probably out of the Portland, Oregon area. This plane has a very large red light on the top of the tail and it was described by individuals who had seen it as "abnormally large" for a plane that size. Further, this plane was flying in the vicinity of the small air strips on the night of November 24, 1971, and never made a landing and it was dark at the time. The plane made a number of passes over various locations in that vicinity with its landing lights on as if it was looking for some- thing.
Also information was developed that a car, make and model unknown at this time with an unknown license plate was parked on a road in the vicinity of the location at which the aircraft was making the night passes on November 24, and also on November 25, 1971.
Information has been developed that the partial registration number of the gray Cessna is [REDACTED] with the numerals not recorded and unknown.
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SEARCHED ______ INDEXED ______ [guess: SERIALIZED] ______ FILED ______ 11-[guess: 29]N [illegible] FBI - SEATTLE
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TJM:bfr (2) [guess: Copyhand] & [guess: Tom] [guess: Dunn] [guess: followed] by telephone, Buy U.S. Savings Bonds Regularly on the Payroll Savings ASCU.
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DB Cooper-1831
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b6 b7C b7D b6 b7C b6 b7C
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[guess: 164]-81- 1986