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- . ° . FD-36 (Rev. 5-22-64) @ e FBI Date: Transmit the following in (Type in plaintext or code) {Priority} I PAGE TWO ANALYSIS OF FLIGHT PATH OF AIRPLANE, UPON LEAVING SEATTLE, FLIGHT LOGS PROVIDED BY NORTHWEST AIRLINES, SEATTLE AND MINNEAPOLIS, WOULD SUGGEST THAT UNSUB IN ATRPLANE AS LATE AS TIME PLANE PASSED OVER CAMP ,WASHINGTON, AT EIGHT ZERO FIVE PM. SUBSEQUENT ENTRIES REFLECT OSCILLATION TS EASS AT EIGHT TEN PM, AT WHICH TIME PLANE IN AREA APPROXIMATELY TWO TO THREE MILES SOUTHWEST BY WEST FROM LAKE MERWIN DAM, WASHINGTON. PARACHUTE EXPERTS ADVISE THAT PARACHUTES LEAVING PLANE AT THAT POINT WOULD DRIFT APPROXIMATELY TWO AND ONE HALF MILES EAST, THEREFORE SEARCH IN THIS AREA BEING INTENSIFIED AM OF TWENTYSEVEN INSTANT VIA HELICOPTERS AND GROUND SEARCH. HELICOPTER SEARCH BEING MADE CONTINGENT UPON WEATHER PERMITTING. UPON RECEIPT OF ARTISTS CONCEPTION, INTEND TO GIVE WIDE DISSEMINATION TO PRESS, CONTACTS WILL BE MADE WITH AIRPORTS, FLIGHT SCHOOLS, PARACHUTE CLUBS IN BROAD GENERAL VICINITY. DB Cooper-1996 Approved; ss Sent MOP rr Special Agent in Charge ete ee . - emer ee 5 . ‘ : : ce - -- ant Se on rn ere eee