Document date 18 January 1972AIDates: 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.
Another copy of this document is the primary, most legible copy: read it.
FBI 164-81, Vault Part 64 p. 123 (DB Cooper-26925), Memo, dated 18 Jan 1972, serial SE 164-81-1993 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-64/pages/123
The scan is the source; the transcript is machine-generated from it.
SAC, SEATTLE (164-81) 1/18/72
SA CHARLES E. FARRELL
NORJAK
---
In connection with preparations for the test
drop, efforts were made to contact EARL COSSEY at Sunset
3-0475. COSSEY was out, but [REDACTED]
[REDACTED], Seattle, [REDACTED] of EARL
COSSEY, advised that he was presently working toward
---
[REDACTED]. He advised that one of the back packs was a
26 footer and the other a 28 footer, but both were rigged
so they would have the same rate of descent.
He advised that the 26 foot chute, although it is
smaller, also has a different design which would explain
why the two chutes could have an almost identical rate of
descent. According to a chart referred to by [REDACTED],
the chutes would have the following rate of descent:
A 28 foot with a person between 130 and 200 lbs.,
would drop about 17 to 18 feet per second.
He advised that the chutes would normally deploy
in 3 or 4 seconds. They both were like military chutes in
that they did not have sleeves.
---
[REDACTED] advised that he works [REDACTED]
[REDACTED].