Unexplained
Triangle over Simiutak · GL
Investigated by a competent body and left unresolved. The rarest grade, and never awarded by us — only recorded.
The report, as filed
Simiutak, Greenland. 11:30 a.m. Witness: weather observer A/2c R.A. Hill. One red triangle hovered and rotated for 15 seconds, then climbed for 5 minutes.
Held as-reported from Project Blue Book, United States Air Force. Witness text is preserved verbatim, including its spelling; nothing is edited beyond formatting.