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The Akureyri Spheres
October 26, 1952 · Akureyri, Eyjafjörður, northern Iceland
Iceland
UAP · Sphere · 17 sources
25Thinly documented
The Angel Hair Sightings at Oloron-Sainte-Marie and Gaillac
October 17, 1952 · Oloron-Sainte-Marie, Béarn (Pyrénées-Atlantiques), and Gaillac, Tarn
France
UAP · Cigar · 15 sources
28Thinly documented
The Oloron angel hair fall: a tilted cigar, thirty Saturn-like spheres and a rain of vanishing threads
October 17, 1952 · Oloron-Sainte-Marie, Basses-Pyrénées (now Pyrénées-Atlantiques)
France
UAP · Cigar · 18 sources
30Partially documented
William Squyres and the Propeller-Rimmed Disc, Pittsburg, Kansas
August 25, 1952 · Yale road, about 200 yards north of US Highway 160, northeast of Frontenac, near Pittsburg, Crawford County, Kansas
United States
UAP · Disc / saucer · 9 sources
24Thinly documented
The Tremonton UFO Film (The Newhouse Film)
July 2, 1952 · U.S. Highway 30S, about 7 miles from Tremonton, Box Elder County, Utah
United States
UAP · Disc / saucer · 50 sources · 6 photos
47Partially documented
Goose Bay AFB radar-visual sighting: "target suddenly enlarges"
June 19, 1952 · Goose Air Base (now CFB Goose Bay), Happy Valley-Goose Bay, Labrador
Canada
UAP · Unknown · 25 sources
44Partially documented
The Kaliszewski Balloon-Crew Sightings
October 10, 1951 · About 10 miles east of St. Croix Falls, Wisconsin, and north of Minneapolis, Minnesota
United States
UAP · Cigar · 24 sources
37Partially documented
The Sioux City Mystery Plane
January 20, 1951 · Sioux City municipal airport (now Sioux Gateway Airport), Sioux City, Iowa
United States
UAP · Other · 18 sources
38Partially documented
The Stanton Drew Saucer
August 26, 1950 · Field near the Stanton Drew stone circles, Stanton Drew, Somerset, England
United Kingdom
UAP · Disc / saucer · 22 sources
3Thinly documented
The McMinnville (Trent) UFO Photographs
May 11, 1950 · Trent farm, southwest of McMinnville, Yamhill County, Oregon
United States
UAP · Disc / saucer · 56 sources · 6 photos
41Partially documented
Bruno Facchini's encounter at Abbiate Guazzone
April 24, 1950 · Abbiate Guazzone, Tradate, Province of Varese, Lombardy
Italy
UAP · Being / humanoid · 19 sources
25Thinly documented
Radar-Visual Sighting Over Dayton and Wright-Patterson AFB (ATIC)
March 8, 1950 · Dayton Municipal Airport, Vandalia, and Wright-Patterson AFB, Ohio
United States
UAP · Sphere · 12 sources
50Partially documented
The Nechtansmere Battle Vision, Letham, Angus (1950)
January 2, 1950 · Near Dunnichen Hill, outside Letham, Angus, Scotland
United Kingdom
Paranormal · Being / humanoid · 21 sources
17Thinly documented
Rogue River Disc Sighting, Gold Beach, Oregon
May 24, 1949 · Rogue River near Elephant Rock, about 2 to 2.5 miles upstream of the mouth, Gold Beach, Curry County, Oregon
United States
UAP · Disc / saucer · 34 sources
37Partially documented
The Camp Hood "Balls of Fire": Lights Over the Killeen Base Atomic Bomb Site
March 1949 · Killeen Base (Site Baker), beside Camp Hood, Bell County, Texas
United States
UAP · Formation · 23 sources
33Partially documented
The Gorman Dogfight
October 1, 1948 · Hector Airport, Fargo, North Dakota
United States
UAP · Orb / light · 58 sources
47Partially documented
The Mantell UFO Incident
January 7, 1948 · Godman Field, Fort Knox, to the Phillips farm near Franklin, Simpson County, Kentucky
United States
UAP · Other · 100 sources · 1 photos
50Partially documented
The Chehalis Birdman: Bernice Zaikowski's flying man
January 6, 1948 · Chehalis, Lewis County, Washington
United States
Cryptid · Creature · 13 sources
14Thinly documented
The Twining Memo: AMC Opinion Concerning 'Flying Discs'
September 23, 1947 · Headquarters, Air Materiel Command, Wright Field, Dayton, Ohio
United States
UAP · Disc / saucer · 27 sources
28Thinly documented
The Hamilton Field Escort Discs: Two Milky-White Objects Pace a P-80, 1947
July 29, 1947 · Hamilton Army Airfield, Novato, Marin County, California
United States
UAP · Disc / saucer · 11 sources
26Thinly documented
  • Defense Intelligence Agency· 44 pages· 37 pages mention it
    • p. 9 …The linearized gravitational field relations show that there is a unique correspondence between the gravitational field and the electric field…
    • p. 10 …This time-varying magnetic field in turn creates a dipole electric field E, as shown in Figure 1. The magnitude…
  • U.S. Department of War· 2010-03-30· 44 pages· 37 pages mention it
    • p. 9 …The linearized gravitational field relations show that there is a unique correspondence between the gravitational field and the electric field…
    • p. 10 …This time-varying magnetic field in turn creates a dipole electric field E, as shown in Figure 1. The magnitude…
  • Internet Archive· 258 pages· 68 pages mention it
    • p. 22 (b) Notes F-1(a) RF 3MHz Figure F-1(b) RF 350MHz Far Field (1mW.cm $ ^{2} $ ) Figure F…
    • p. 254 …If the effect is caused purely by a magnetic field, then it seems likely that the field exists between the…
  • Defense Intelligence Agency· 16 pages· 8 pages mention it
    • p. 6 …Observations to date demonstrate that interactions between gravity and electromagnetic fields, given the field densities and strengths available to even…
    • p. 8 …This in turn produces an internal gravitomagnetic field. The fields are related to one another by the Cooper pair mass…
  • U.S. Department of War· 2010-03-23· 16 pages· 8 pages mention it
    • p. 6 …Observations to date demonstrate that interactions between gravity and electromagnetic fields, given the field densities and strengths available to even…
    • p. 8 …This in turn produces an internal gravitomagnetic field. The fields are related to one another by the Cooper pair mass…
  • Defense Intelligence Agency· 27 pages· 19 pages mention it
    • p. 8 …The resistance is constant at a minimum value RF above a saturation field Bs (parallel Fs) and rises to a…
    • p. 19 …In a simple AFM/N/AFM sample,, just applying a field B is not expected to be efficient because of…

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