Part 91, page 432
DB Cooper-40832Serials PD 164-41, PD 164-41-425
Document date 14 December 1971
FBI 164-81, Vault Part 91 p. 432 (DB Cooper-40832), Letter, dated 14 Dec 1971, serial PD 164-41-425 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-91/pages/432
Transcript
The scan is the source; the transcript is machine-generated from it.
Post Office Box 709 Portland, Oregon 97207
December 14, 1971
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Chief of Police Arthur Enderlin West Linn Police Department West Linn, Oregon
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Dear Chief:
May I take this opportunity to thank you for your wholehearted cooperation in assisting this office during the investigation of the hijacking of the Northwest Orient Airliner, November 24, 1971.
Your expert assistance in conducting a search of the pertinent terrain is most appreciated.
Very truly yours,
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[signature]
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J. L. MATTSON Special Agent in Charge
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1-Addressee 1-Portland (164-41) (P)
VER:smp (2)
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[guess: S] [guess: Back] [guess: 4/1/] 164-41-4[guess: 25]
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DB Cooper-40832