◆ SpookStack

a? \ FD+36 (Rev. $-22+64) é Sg . FBI Date: 12/7/71 4 Transmit the foflowing in (Type in plaintext or code) { AIRTEL AIRMAIL | (Priority) t —e eee ee ee ee ee ee ee ee eee ee ee eee TO : SAC, ALBANY FR SAC, SEATTLE (164-81) / BJECT: UNKNOWN SUBJECT, aka -Dan Coop NORTHWEST AIRLINES FLIGHT 305 PORTLAND TO SEATTLE 11/24/71 CAA += HIJACKING; EXTORTION 00: Seattle Reference Seattle letter to Albany dated 11/30/71. Referenced letter sets forth background information concerning captioned matter and indicates that the pertinent area of time involved is between 2:00 p.m. and 11:00 p.m. on November 24, 1971, which was. the day before Thanksgiving. When information is developed indicating a possible suspect in this matter, offices are requested to determine the whereabouts of the suspects during the pertinent period of time and if this can be done readily, no further investigation is necessary. If this cannot be done readily, glossy photographs should be obtained and forwarded with copies to Minneapolis, Portland and Seattle for display to witnesses at those locations, ~~" IF this does not resolve the involvement of the suspect, leads will then be set forth to establish his whereabouts at the pertinent time. These leads should all be covered as quickly as possible. ren ~ a wm pee et ee rg ein a ee ee ee oe o- . + : ~ —s ow — ~ oe LLL eA 2 - All Field Offices SEARCHED 2 INDEXED 2 - Seattle SERIALIZED =2_FILED —__ JSD:j1b 2 \ (1178) | | Approved: Sent ——___-____-___ M Special Agent in Charge DB Cooper-51