Letter · Anonymous tip letter to editor of The Oregonian with mailing envelopes · 28 November 1971 · page 3 of 3AIType, title and date: 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.
Document date 28 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 90 p. 250 (DB Cooper-40256), Letter, dated 28 Nov 1971, serial PD 164-41-122 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-90/pages/250