Part 60, page 317
DB Cooper-25002Serials SE 164-81
Document date 30 May 1973
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FBI 164-81, Vault Part 60 p. 317 (DB Cooper-25002), Report, dated 30 May 1973 — cooper.theunsolved.net/parts/Cooper-Part-60/pages/317
Transcript
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SE 164-81 Toltckdl
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On November 26, 1971 the banks of Lake Merwin, partly located in the prime search area, were completely patrolled by two boats of the Cowlitz County Sheriff's Office with all suspicious sightings personally checked. One sighting of a white object on the south side of the lake was unable to be checked on November 26, 1971 but on November 27, 1971 was checked by helicopter with negative results.
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On November 26, 1971 two Army helicopters, one Bonneville Power Administration helicopter, and one Weyerhaeuser Company helicopter plus five fixed wing aircraft from Woodland and Vancouver, Washington were aloft over the search area for seven hours of total flying time. Several sightings of unidentified items were checked by ground contact with negative results.
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On November 27, 1971 the search was continued with the same number of personnel, ground units, three helicopters and seven fixed wing planes. The search area on this day encompassed a 400 square mile area and was laid out based upon latest data furnished by Northwest Airlines re aircraft's position at time subject left the plane. An area averaging ten miles on the east and west sides of the airline flight path and extending from the vicinity of Kalama, Washington to the suburbs of Vancouver, Washington was gridded and cries crossed by the aircraft mentioned with negative results. All sightings of suspicious items were checked with negative results.
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The ground search on November 27, 1971 consisted of contacts by personnel in ground units with as many individuals as possible in the search area.
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On November 27, 1971, in addition to contacting all individuals in the search area all airfields with any aircraft or parachuting schools or activity were contacted from Vancouver - Camas, Washougal area to Woodland. A number of individuals contacted at these locations gave information pertaining to skydivers, pilots, clubs in- volved in skydiving and other information, all of which has been checked with negative results.
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DB Cooper-25002