ReportFBI report re NORJAK (D.B. Cooper) hijacking: the hijack, logs and records, search areas and maps, terrain searches, current investigation30 May 1973page 11 of 41
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Part 76, page 83

DB Cooper-33052Serials SE 164-81

Document date 30 May 1973

Open in FBI Vault (Part 76, page 83 of the PDF)

FBI 164-81, Vault Part 76 p. 83 (DB Cooper-33052), Report, dated 30 May 1973 — cooper.theunsolved.net/parts/Cooper-Part-76/pages/83

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1 SE 164-81

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Teletype logs maintained by Ground Operations, Seattle-Tacoma International Airport.

Time 8:12 p.m. PST "11/25 305 getting some osciltns in the cabin mus be doing something with air stairs"

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Handwritten logs maintained by [REDACTED] b6 b7C at the Office of NWA Operations, Seattle-Tacoma International Airport.

8:11 p.m. "Reno looks good (weather). 305 at the present cabin is fluctuating playing with air stairs fwd cabin lites on."

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Handwritten logs maintained by [REDACTED] b6 b7C Flight Dispatcher NWA at Seattle-Tacoma International Airport.

8:11 p.m. "Cabin fluctuating ZA"

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Log maintained at Flight Operations Office, b6 Minneapolis, by [REDACTED] b7C

[REDACTED]

8:10 p.m. "Crew reported oscillation of cabin rate of climb indicator. This probably due to HJ weight now on stairs, stairs extended further, resultant effect on cabin pressure. May be best estimate of when he exited air- plane."

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11.

DB Cooper-33052