Documents / Official release
This Federal Bureau of Investigation Seattle field office file (100-18945) gathers flying saucer material from 1952 to 1960. It holds newspaper clippings, citizen complaint forms and agent memoranda about sightings over Pasco, Kennewick, Seattle, Richland and the Hanford reservation, Spokane and other Washington locations. The file records 1952 agreements with military intelligence on passing reports to OSI and the Air Force. One Hanford sighting from 1953 was attributed to a meteorological balloon. The FBI itself carried out no investigations.
From the source:Release of 2026-06-12 Incident: July 1952-1960, Washington State, United States. This file details an investigation of various sightings of Unidentified Flying Objects (UFOs) in Washington state between July 1952 and August 1960. This file includes memoranda and correspondence between the Federal Bureau of Investigation and the U.S. Air Force regarding UFO sightings.
“Anderson”1 page
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# Office Memorandum . UNITED STATES GOVERNMENT TO : SAC, SEATTLE DATE: July 17,1959 FROM : SA JAMES H. SANDUSKY SUBJECT: INFO RE STRANGE FLYING OBJECT On instant date, MRS. RUTH LINHOFF, 9040 Mercer Way, Mercer Island, Wn., advised that on July 7, 1959 while walking on a stretch of beach in the vicinity of LA PUSH, Wn., she observed a man dressed in neat sun tans walking on the beach some distance away. This man appeared to be carrying a quantity of rope hung in loops from his arm. LINHOFF advised that she was aware of a series of brilliaht flashes which she supposes emnated from the sky. Shortly after noticing the flashes, MRS Linhoff noted a parachute floating in from over the ocean and it appeared that the man on the beach had in some manner attached his rope to it. The complainant stated that just before noticing the chute she heard a swishing like blast reminiscent of the noise made by fourth of July sky rockets. The man was described as white, male, large (over 6') strong features, about 30 yrs. 100-1894 5-94 SEARCHED SERIALIZED JUL 17 1959 FBI - SEATTLE
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Official release, from the pursue collection. The PDF is mirrored here; the original link is above. The text was read from the page images by GLM-OCR; expect the odd misread word. 55 pages are in the text index: search them above, or from the library's search.