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D B Cooper — Part 10

523 pages · May 09, 2026 · Document date: Nov 20, 1975 · Broad topic: General · Topic: D B Cooper · 523 pages OCR'd
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“Wye “WERE ARRIVED AT BASED ON THE ALTITUDE, ‘DIRECTION AND SPEED. FOR UNSUB'S DEPARTURE FROM THE AIRCRAFT. oy Se a 2 art IE A ae ere FORA AE Sn eee RE ae LR ee es He arte . - meee rs MP 164=NEW PAGE TWO. | | . NORTH NORTHWEST OF HEISSON, WASHINGTON. - THESE COMPUTATIONS - oP OF THE AIRCRAFT WHICH WAS THEN FLYING VECTOR BETWEEN SEATTLE He woe I AND PORTLAND WHEN A PRESSURE BUMP AND OSCELATION OF THE: AIRCRAFT WAS NOTED BY THE CREW. TO THOSE FAMILIAR wre THE as a s AIRCRAFT, IT WOULD INDICATE THE REAR DOOR WAS. OPENED, a, CAUSING THE PRESSURE TO DROP AND WOULD BE A ‘VERY LIKELY. TIME { HIS NOTES INDICATE THAT AT MINNEAPOLIS TIME wen ONE. FORTY ONE A STEWARDESS WAS: ORDERED TO THE COCKPIT ‘BY THE “HIJACKER« AT TWENTY ONE FORTY TyO THE HIJACKER ADVISED: BY | | -INTER-PHONE THAT HE WAS HAVING DIFFICULTY GETTING STEPS DOWN. AT TWENTY Tyo. ZERO FIVE THE COCKPIT WAS IN COMMUNICATION WITH: THE HIJACKER, AND AT TWENTY TWO-TEN THE PRESSURE’ BUMP AND OSCEL ATION OCCURRED. NO FURTHER COMMUNICATION WAS HAD WITH - THE UNSUB. SUBSEQUENT TO THIS TIME. END PAGE Two : SS oy ant 4 a v
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