HistoricalHistoricalPDF

DOW UAP-D155–D164 — Air Force Intelligence Reports, 1952–1957

Source: U.S. Air Force / Department of WarReleased: October 23, 2026Incident: August 28, 1952
ANALYSIS SUMMARYThis analysis was prepared by Dr. Elara Voss using publicly available source material. It should be verified against the original source documents.

D155–D164 show the variety of reports handled by 1950s Air Force intelligence channels. The group includes a 1957 B-52 radar contact over Saudi Arabia, a Guam light attributed to a weather balloon, reports from Sardinia and Berlin, unusual radar returns in French Morocco, two observations from Alaska, a Swedish airline pilot's report, and ring-shaped objects reported in Indiana. Several files record conventional possibilities such as anomalous propagation, birds, balloons, or astronomical sources. They are valuable as historical investigative records, but the cases should not be treated as uniformly unexplained.

Overview

Ten historical Air Force intelligence and flying-object reports covering cases in Saudi Arabia, Guam, Italy, Germany, French Morocco, Alaska, Sweden, Indiana, and one report with an unspecified location.

Key Facts

  • ◆D155: B-52 radar contact during Operation Powerhouse, Saudi Arabia, 1957
  • ◆D156: blinking light near Guam, later attributed to a lighted weather balloon
  • ◆D157–D160: reports associated with Italy, a 1953 flying-object report, Berlin, and French Morocco
  • ◆D161–D162: unexplained-light reports from the Diomede Islands and Gambell, Alaska
  • ◆D163: Swedish airline pilot report near Hässleholm, Sweden
  • ◆D164: two ring-shaped objects reported at Seymour, Indiana

What Remains Unresolved

  • ?Which reports received definitive evaluations after their initial filing?
  • ?What radar characteristics supported or weakened the D155 and D160 reports?
  • ?Are supporting attachments or witness statements missing from the public files?
  • ?How did contemporary analysts distinguish astronomical, atmospheric, and aircraft explanations?

Related Topics

DOWPURSUEU.S. Air ForceAir IntelligenceD155D156D157D158D159D160D161D162D163D1641950sRelease 07

Official Source

https://www.war.gov/UFO/release/07/ ↗
This page summarizes publicly available source material. It does not prove or suggest extraterrestrial origin for the described observations. All summaries should be verified against the original official source documents. UFO Files Watch is an independent educational site not affiliated with any government agency.
Dr. Elara Voss

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