Annotated USGS topographic map with lines marking a possible flight path or search corridor

Title revised to match the document’s own text.

Original title: Annotated USGS topographic map of probable drop area

Part 93page 421 pageDB Cooper-41407

Open in FBI Vault (Part 93, page 42 of the PDF)
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Id: Cooper-Part-93:042-042

Subject: Cooper Files: Cooper-Part-93:042-042

Document: Annotated USGS topographic map with lines marking a possible flight path or search corridor
Id: Cooper-Part-93:042-042
Page: https://cooper.theunsolved.net/documents/Cooper-Part-93%3A042-042

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FBI 164-81, Vault Part 93 p. 42 (DB Cooper-41407), Map — cooper.theunsolved.net/documents/Cooper-Part-93%3A042-042

[Topographic map with contour lines, roads, waterways, and section grid lines. Most text labels are illegible due to degradation.]

Partially legible labels: - Bottom-left area: "LAKE" - Lower-left area: [guess: SALMON] Cr. / [guess: KALAMA] [illegible] - Center-right area: [illegible] text near road intersections - Bottom-right corner stamp: "DB Cooper-41407"