Envelope addressed to SAC Seattle accompanying anonymous letter

Part 37pages 318–3192 pagesDB Cooper-14481–14482

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Id: Cooper-Part-37:318-319

Subject: Cooper Files: Cooper-Part-37:318-319

Document: Envelope addressed to SAC Seattle accompanying anonymous letter
Id: Cooper-Part-37:318-319
Page: https://cooper.theunsolved.net/documents/Cooper-Part-37%3A318-319

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FBI 164-81, Vault Part 37 pp. 318–319 (DB Cooper-14481–14482), Other — cooper.theunsolved.net/documents/Cooper-Part-37%3A318-319

Page 1 of 2Part 37 p. 318DB Cooper-14481

air Mail

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air Ma[il]

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[redacted]

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FRANCIS PARKMAN AMERICAN HISTORIAN U.S.POSTAGE

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Special agent in charge 915 Second ave Seattle Wash. 98174

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b6 b7C

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DB Cooper-14481

Page 2 of 2Part 37 p. 319DB Cooper-14482

[Upper right corner, USPS postal indicia:] U.S. MAIL SERVING AMERICA- UNITED STATES POSTAL SERVICE-

[Upper right margin, FOIA exemption stamps:] b6 b7C

[Upper left area: blank rectangular box, likely redacted return address]

[Center-left area, handwritten marking:] #1

[Lower right, Bates stamp:] DB Cooper-14482