Document date 30 November 1971AIDates: machine-written — generated by an AI model from the transcripts, and it can be wrong. The scan is the source; the transcript is machine-generated from it.
FBI 164-81, Vault Part 80 p. 212 (DB Cooper-35050), Form, dated 30 Nov 1971, serial SE 164-81-1A (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-80/pages/212
The scan is the source; the transcript is machine-generated from it.
[Aeronautical sectional chart covering the region from Portland, Oregon (bottom center) northward to Tacoma, Washington (top center). A bold black flight-path line is drawn from the Portland area northward, passing west of Woodland and Kelso, curving slightly northwest near Centralia/Chehalis, then proceeding north-northeast toward Tacoma.]
Visible elevation and airspace annotations:
4500 MSL (multiple locations, left/west side)
4500 MSL (center, near Chehalis/Centralia)
6500 MSL (center-right area)
6500 MSL (right side)
7000 MSL (far right)
[guess: 5000] MSL (various)