Seattle to Director re Laboratory typewriter comparison with Cooper letters

Document date 1 February 1972

Part 93page 1851 pageDB Cooper-41566

Open in FBI Vault (Part 93, page 185 of the PDF)
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Id: Cooper-Part-93:185-185

Subject: Cooper Files: Cooper-Part-93:185-185

Document: Teletype Seattle to Director re Laboratory typewriter comparison with Cooper letters
Id: Cooper-Part-93:185-185
Page: https://cooper.theunsolved.net/documents/Cooper-Part-93%3A185-185

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FBI 164-81, Vault Part 93 p. 185 (DB Cooper-41566), Teletype, dated 1 Feb 1972, serial PD 164-41-810 (as read from the transcript) — cooper.theunsolved.net/documents/Cooper-Part-93%3A185-185

NR 006 SE PLAIN 844 PM NITEL 2/1/72 FEC TO DIRECTOR (164-2111) PORTLAND (164-41) MINNEAPOLIS (164-73) FROM SEATTLE (164-81) 1P

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NORJAK.

ARMED AND DANGEROUS.

RE BUREAU AIRTEL DATED JANUARY SIX, SEVENTY-TWO.

THE LABORATORY HAS ADVISED THAT AFTER COMPARING THE SAMPLES OBTAINED FROM THE TYPEWRITER USED BY [REDACTED] b6 b7C [REDACTED] WITH THE "D.B. COOPER" LETTERS RECEIVED BY THE VARIOUS NEWSPAPERS, INCLUDING THE SEATTLE TIMES, IT COULD NOT BE DETERMINED IF SPECIMENS WERE PREPARED ON THE SAME TYPEWRITER DUE TO LACK OF SIGNIFICANT DEFECTS. THE LABORATORY NOTED HOWEVER, THAT NOTHING OF PARTICULAR SIGNIFICANCE WAS NOTED IN b6 THE COMPARISON. BASED ON THIS AND OTHER INQUIRIES, [REDACTED] b7C [REDACTED] HAS BEEN ELIMINATED AS A SUSPECT.

DAILY TELETYPE WILL DISCONTINUE, UACB, IN FAVOR OF A WEEKLY SUMMARY TO BE SUBMITTED EACH FRIDAY. IN THE EVENT OF ANY SIGNIFICANT DEVELOPEMENTS IN THIS MATTER, THE BUREAU WILL BE IMMEDIATELY ADVISED.

PORTLAND SHOULD DISCONTINUE ITS DAILY TELEYPE TO SEATTLE.

END

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REC'D TWO TELS [illegible] AJW FBI PORTLAND CL R TU

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16 V-VI-810A SEARCHED ___INDEXED___ SERIALIZED___FILED___ [date stamps partially illegible]

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DB Cooper-41566

Serials: 164-2111, MP 164-73, PD 164-41, PD 164-41-810, SE 164-81

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Very similar text — possibly a copy redacted differently, or another memo written from the same template.