U.S. Government UFO Document: “PROJECT 10073 RECORD CARD: DATE – TIME GROUP: 5 August 53/ LOCATION: Rapid City, Blackhawk,South Dakota Area”

(Project Blue Book, U.S. Air Force, Washington, D.C.)

Source: Fold3.com, Lindon, Utah

Quote from the document (Page 1):

“Numerous military & civilian observed an unusual red object which traveled in various direction in the general vicinity of Rapid City, S. D.”

https://www.fold3.com/image/6979324

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ufo-case-directory-radcat-category-9_17.html

(ufocasebook.com image)

Satellite photo of Rapid City, South Dakota (tageo.com)

(tageo.com photo)