Handwritten altitude levels (3,000-18,000 ft) apparently for winds-aloft data

Document date 24 November 1971

Part 88page 2371 pageDB Cooper-39164

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Id: Cooper-Part-88:237-237

Subject: Cooper Files: Cooper-Part-88:237-237

Document: Handwritten altitude levels (3,000-18,000 ft) apparently for winds-aloft data
Id: Cooper-Part-88:237-237
Page: https://cooper.theunsolved.net/documents/Cooper-Part-88%3A237-237

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FBI 164-81, Vault Part 88 p. 237 (DB Cooper-39164), Handwritten note, dated 24 Nov 1971 — cooper.theunsolved.net/documents/Cooper-Part-88%3A237-237

3,000 6 9 12 15 18

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DB Cooper-39164

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11/24/71

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[guess: 96]