Jesse Marcel Jr.'s account of the Roswell debris
From the UAP Encyclopedia, the open encyclopedia of UFO and UAP history · 🗓️ Event
Contents 7

| Witness | Jesse A. Marcel Jr., M.D. (died August 2013, aged 76) |
|---|---|
| Father | Maj. Jesse Marcel, intelligence officer of the 509th Bomb Group, Roswell Army Air Field |
| Event | A night in July 1947, when his father spread debris on the family's kitchen floor |
| Described | Grey foil-like metal, brittle Bakelite-like pieces, and I-beam fragments with embossed violet symbols |
| Affidavit | 6 March 1991 |
| Book | The Roswell Legacy (2007), foreword by Stanton Friedman |
| Counter-view | The materials match Project Mogul balloon-train components, including tape printed with a toy maker's designs |
| Date | 6 March 1991 |
| Topics | Crashes & retrievals (topic), Secrecy & cover-up (topic) |
| People | Jesse Marcel Jr., Jesse Marcel |
| Testimony | Shellenberger testimony, p. 109 |
| Year | 1991 in UFO history |
| Timeline | 1991 on the UAP Timeline |
| Sources | 6 |
Jesse Marcel Jr. was the son of Maj. Jesse Marcel, the intelligence officer of the 509th Bomb Group at Roswell in 1947, who brought back debris from the ranch where it was found.[1][2] In a sworn affidavit dated 6 March 1991, and in interviews over decades, Marcel Jr. said his father showed him the strange debris on the family's kitchen floor.[1][3] He became one of the best-known Roswell witnesses, and he held to his belief that the material came from an extraterrestrial probe.[1][5]
His account
In his affidavit Marcel Jr. said he was eleven years old in July 1947. (The AP's obituary gave his age at the time as ten.)[1][5] His account:[1][3]
- The night. His father, "very excited", woke him in the middle of the night, about two in the morning. The material filled his 1942 Buick, and some was spread on the kitchen floor.
- Foil. A thick, foil-like metallic grey substance.
- Plastic. Brittle, brownish-black plastic-like material, "like Bakelite".
- I-beams. Fragments of what looked like I-beams, which he later put at 12 to 18 inches long.
- The writing. On the inner surface of an I-beam was "a type of writing … purple-violet" and "embossed". It was made of curved geometric shapes that "resembled hieroglyphics, but … had no animal-like characters".
He said his father told him the debris came from a crash site northwest of Roswell and "may have mentioned the words 'flying saucer'". His father was "certain it was not from a weather balloon".[1] On Unsolved Mysteries he said that his father regarded the weather-balloon story as "a cover-up story". His father "had his own security classification to protect", so he kept it to himself.[1] To ABC News in 2007 he recalled his father later telling the family "never to talk about this again … He was part of the cover-up. He was a good soldier following orders."[3]
In a letter to a researcher he drew the symbols as he remembered them after more than forty years, adding that his mother, also present, agreed with the description. He wrote that most of the debris "looked like pieces of an aircraft airframe and its skin".[1]
Later life
Marcel Jr. became a physician specialising in ear, nose and throat surgery, a fellow of the American Academy of Otolaryngology:[1][5]
- Training. He graduated from Louisiana State University's medical school in 1961.
- The Navy. He served in the Navy from 1962 for nine years.
- The National Guard. He later joined the Montana Army National Guard, becoming a flight surgeon in 1981. His affidavit says he had served in the Guard since 1978 and was a certified crash investigator and helicopter pilot.
- Iraq. He was recalled in October 2004 and served as a flight surgeon in Iraq for just over a year, in his late sixties. ABC described it as a 13-month stint. He reached the rank of colonel.
He repeated his account in his 2007 book The Roswell Legacy, with a foreword by Stanton Friedman. He appeared on television and lectured worldwide for 35 years.[5] In July 2013 he visited the debris site and his childhood home in Roswell. He died at his home in Helena, Montana, in August 2013, aged 76.[1][5] Friedman said his legacy was "the courage to speak out when he didn't have to".[5]
Mogul debate

The debris came from a crashed balloon train of Project Mogul, a top-secret program using microphones on high-altitude balloons to detect Soviet nuclear tests. The flight was NYU Flight 4, launched on 4 June 1947.[2][4] Skeptics point out that the material Marcel Jr. described closely matches Mogul's components:[1][2][4]
- The reflectors. Radar reflectors of foil on lightweight sticks, which The New York Times called "a geometrical hash of lightweight sticks and sharp angles made of metal foil".
- The symbols. Adhesive tape printed with flower designs, which Mogul sourced from a New York toy manufacturer. The "alien hieroglyphics" matched the symbols on that tape.
- His father's accounts. His father's own accounts, given from 1978, varied over time.
In a spring 1997 email to researchers, Marcel Jr. acknowledged that "the remnants of a Mogul device do indeed come close to looking like the material I had examined". He said, however, that it differed in essential ways:[1]
- The foil. It was "metal on both sides", not paper-backed. He admitted he had not tested it himself or seen any "metal with a memory".
- The beams. They were metal of the same colour as the foil, not balsa wood.
- The symbols. They were geometric, no more than 3/8 inch tall, and on the inner surface of the beam, not on tape.
- The plastic. The black "Bakelite" "could have been anything".
He said he would like to compare actual Mogul remnants: "If it fits the description, so be it."[1] When some took this as a change of mind, he wrote to Bob Shell that his stance had not changed. He still felt the debris "was a portion of an extraterrestrial probe", and he was critical of the Air Force investigator James McAndrew's promotion of the Mogul explanation.[1] A page on his testimony at RoswellProof could not be found when checked.[6]
People and topics
- Jesse Marcel Jr. — Physician who said his father showed him Roswell debris in 1947.
- Roswell — The New Mexico town at the center of the 1947 crash story.
- Jesse Marcel — Intelligence officer of the 509th Bomb Group who recovered the Roswell debris in 1947.
- 509th Bomb Group — The nuclear-armed bomber group based at Roswell in 1947.
- U.S. Navy — The U.S. naval service, whose pilots reported the UAP encounters revealed in 2017.
- Project Mogul — A secret Army Air Forces program using balloon trains to detect Soviet nuclear tests, blamed by the Air Force for the Roswell debris.
On the Timeline
- Valdamar Valerian's Matrix books (January 1991) — A writer using a pseudonym publishes books claiming 'grey aliens' are involved in human affairs.
- Los Alamos nurse claim (16 March 1991) — A retired nurse says bodies were flown into Los Alamos after the war.
See every 1991 event on the UAP Timeline →
Further reading
- Roswell incident — Wikipedia · en.wikipedia.org · archived copy
- UFOs and the Air Force: records — National Archives · archives.gov · archived copy
References
- Patrick Gross, "Jesse Marcel Jr.", Roswell witness page, UFOs at close sight · ufology.patrickgross.org · archived copy
- Roswell incident — Wikipedia · en.wikipedia.org · archived copy
- "Roswell: alien spacecraft or top secret spy project?", ABC News · abcnews.go.com · archived copy
- Project Mogul — Wikipedia · en.wikipedia.org · archived copy
- "US physician who told of handling UFO debris dies", AP via Phys.org (Aug 2013) · phys.org · archived copy
- roswellproof.com · roswellproof.com · archived copy
Facts in this article are drawn in part from the Wikipedia articles “Roswell incident”, “Project Mogul”, available under the CC BY-SA 4.0 licence.
This page was last edited on 29 October 2026. Articles are written in our own words from the sources listed under References; disputed claims are attributed to the people who made them.
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