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TO FROM SUBJECT: e OPTIONAL FORM NO. to ‘ t MAY 1962 EDITION GSA FPMR (41 CFR) 101-11.6 - UNITED STATES GOWERNMENT “ Memorandum SAC, SEATTLE (164-NEW) 11/25/71 DATE: ASAC PAUL R. BIBLER UNSUB; Northwest Flight 305 11/24/71 CAA - HIJACKING; EXTORTION L elt Minneapolis advised that Northwest Airlines ha igured out by pressure changes the rate of. 6 descent, a very small area_in which they_felt the subject bic might have descended. LE 1 tatted to of Northwest Airlines on the phone. said that. in looking at a road map, one reference point should be north northwest of Crawford, Washington, about four miles just west of Highway I-S. The second reference point is two miles south southwest of 11, Washington. A line drawn between these two points/should cover the place of descent of the Unsub. Ake) Buy U.S. Savings Bonds Regularly on the Payroll Savings Plan DB Cooper-1538