Atlas Chemical Testing Laboratories report of determination on nylon cording found in Cascade Mountains

Document date 2 October 1977

Part 40page 3421 pageDB Cooper-10

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Id: Cooper-Part-40:342-342

Subject: Cooper Files: Cooper-Part-40:342-342

Document: Atlas Chemical Testing Laboratories report of determination on nylon cording found in Cascade Mountains
Id: Cooper-Part-40:342-342
Page: https://cooper.theunsolved.net/documents/Cooper-Part-40%3A342-342

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FBI 164-81, Vault Part 40 p. 342 (DB Cooper-10), Report, dated 2 Oct 1977, serial SE 164-81-7785 (as read from the transcript) — cooper.theunsolved.net/documents/Cooper-Part-40%3A342-342

Atlas Chemical Testing Laboratories, Inc. 2765 SO. HIGHLAND DR., SUITE 204 • (702) 735-6171 • LAS VEGAS, NEVADA 89102

October 2, 1977

CHEMICAL member of PHYSICAL AMERICAN SOCIETY FOR FORENSIC TESTING MATERIALS

LABORATORY NO: [REDACTED] b6 SAMPLE: Fibre Cording b7C FOUND: Cascade Mts. in Northern Oregon on May 21 or 22 b7D DATE RECEIVED: 9/29/77 SUBMITTED BY: [REDACTED] [REDACTED] b6 b7C b7D

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REPORT OF DETERMINATION

The sample of material submitted to our laboratory for analysis was identified as nylon cording by morphological examination, see the attached photomicrograph of fibre magnified to 300X.

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Respectfully submitted. ATLAS CHEMICAL TESTING LABORATORY, INC.

[REDACTED] b6 b7C Forensic Chemist.

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This report is submitted to the only use. As a protection to the client, this report may not be used in whole publicity or promotion without this

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164-81-7785 SEARCHED...........INDEXED............... SERIALIZED...........FILED NOV 1 1977 FBI – SEATTLE

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DB Cooper-10[illegible]9

Serials: SE 164-81-7785