Declassified Pentagon Files: 1947 Debris in West Rindge and the FBI Investigation

Edited by: Alex Khohlov

At midday on July 7, 1947, a mysterious incident occurred in West Rindge that would eventually come to light in declassified Pentagon files. Charles N. Tasker, a retiree sitting on Earl Whitehead’s porch along Route 202, noticed the first signs of trouble: wisps of smoke curling up from the green grass. A closer look revealed scorched patches roughly 3.8 cm in diameter. Nearby, along the roadside, several dangerous fires had ignited in the dry grass, forming a circle roughly 60 meters wide. Tasker immediately called the local fire department.

One witness, a Mr. Apel, turned over recovered metallic fragments to the Massachusetts Institute of Technology for analysis. There, Dr. John W. Bunker, the dean of the graduate school, led a research team to examine the materials. Their findings were subsequently forwarded to the FBI’s Boston field office.

Using a spectrograph, MIT scientists determined that the fragments were ordinary iron that had been transformed into cast iron by extreme heat. They reconstructed the pieces to show they had originated from a single hollow cylinder approximately 20 cm (8 inches) in diameter with a thickness of 3/16 of an inch.

Electrical engineering professor J. Francis Reintjes (listed in the documents as "Rentges") noted the fragments' resemblance to the skin of V-2 rockets being tested by the U.S. in New Mexico at that time. However, the final FBI memorandum emphasized that this theory did not rule out other possibilities. Handwritten in the margins of the documents were the words "FLYING DISCS."

Context was everything: America’s fascination with flying saucers had begun just two weeks earlier, on June 24, 1947, when pilot Kenneth Arnold reported seeing nine unidentified objects near Mount Rainier in Washington State. By the end of June, the press had seized upon the story, sparking a nationwide wave of UFO reports. The West Rindge incident occurred at the height of this public frenzy.

The Pentagon released over one hundred pages of new files on UAPs (unidentified anomalous phenomena) on May 8, 2026, as part of the PURSUE initiative (Presidential Unsealing and Reporting System for UAP Encounters), which was ordered by President Donald Trump in February 2026. According to NHPR, the FBI's Boston office planned to destroy the samples by August 15, 1947, unless otherwise instructed. In response to a 2026 inquiry, the FBI stated it could not locate relevant records regarding the ultimate fate of the fragments.

Modern experts interviewed by NHPR offered conflicting assessments. MIT planetary science professor Richard Binzel noted that the described properties of the fragments are inconsistent with meteorites, as they do not arrive hot or ignite fires. Meanwhile, other researchers found it unlikely the debris came from rockets, given the distance from the White Sands proving grounds exceeded three thousand kilometers. MUFON regional director Michael Panicello emphasized that while the documents are intriguing, they provide no definitive answer regarding the fragments' origin. He acknowledged the complexity of the situation, noting how difficult it is to jump to an extraterrestrial conclusion when man-made objects cannot be ruled out.

Consequently, according to the declassified materials, the origin of the cast iron fragments from the 20-cm hollow cylinder remains unknown nearly eighty years later.

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Sources

  • Declassified Pentagon UFO files detail mysterious 1947 incident in West Rindge

  • FBI probe into mysterious metal fragments in West Rindge unveiled in declassified memo

  • FBI investigation of 1947 West Rindge metal finds

  • 1947 flying disc craze - Wikipedia

  • United States UFO files - Wikipedia

  • Pentagon releases initial batch of declassified files detailing UFOs

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