18 100754 General 1946-7 Vol 2
The released record says the phenomenon reported is something real and not visionary or fictitious. File: 18 100754 General 1946-7 Vol 2. 18 100754 General 1946-7 Vol 2 combines an official, downloadable document, 7 extracted claims, 6 evidence records, and 6 timeline entries across 28 source pages, and file-level provenance that can be compared with related release records.
- File
- Document · Release 01
- Date
- Dec 30, 1947
- Extent
- 28 pages
- Agency
- Department of War
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Probed Assessment
The released record says the phenomenon reported is something real and not visionary or fictitious. File: 18 100754 General 1946-7 Vol 2.
Key takeaways
- The released record says it is possible within the present U. S. knowledge to construct a piloted aircraft which has the general description of the object.
- The released record says some of the incidents may be caused by natural phenomena, such as meteors.
- The document records that FROM: AC/AS-2, Air Intelligence Requirements Division It Col Ae ac/a Sled, Collection Branch 1, From a detailed study of certain reported observations on the flying saucers, selected for their veracity and reliability, it is apparent that several aspects of their appearance have a common pattern
Why it matters
18 100754 General 1946-7 Vol 2 combines an official, downloadable document, 7 extracted claims, 6 evidence records, and 6 timeline entries across 28 source pages, and file-level provenance that can be compared with related release records.
Corroboration
For 18 100754 General 1946-7 Vol 2, the release establishes official provenance but does not independently verify the record's statement that the phenomenon reported is something real and not visionary or fictitious.
Open questions
- • Which companion records, if any, independently corroborate the source claims extracted from this 28-page document?
Probed separates this editorial assessment from the source claims below. It summarizes what the released artifact supports; it is not independent verification.
Official Description from War.gov
This file contains memorandums and correspondence related to flying disc/saucer sightings and that those are a matter of concern for the Air Materiel Command.
Preserved verbatim as source metadata. This wording is separate from Probed’s file-specific description and assessment.
File Context
Related entities
Tracker findings
There are objects probably approximating the shape of a disc
The released document states that there are objects probably approximating the shape of a disc, of such appreciable size as to appear to be as large as man-made aircraft.
The reported operating characteristics such as extreme rates of climb
The released document states that the reported operating characteristics such as extreme rates of climb, maneuverability, and evasive action lend belief to the possibility that some of the objects are controlled either manually, automatically or remotely.
General 1946-1947 file describes formations of three to nine objects
The OCR page states that reports described flights of three to nine objects in formation, with speeds always above 300 knots.
General 1946-1947 file notes possible natural phenomena explanation
General 1946-1947 file notes possible natural phenomena explanation. The OCR page states: Ce There is a possibility that some of the incidents may be caused by natural phenomena, such as meteorse de The reported operating characteristics such as extreme rates of climb, maneuverability (particularly in roll),.
General 1946-1947 file discusses extreme climb and maneuver reports
General 1946-1947 file discusses extreme climb and maneuver reports. The OCR page states: The reported operating characteristics such as extreme rates of climb, maneuverability (particularly in roll), and action which must be considered evasive when sighted or contacted by friendly air- craft and radar, lend belief to.
Release provenance
- Release
- Release 01
- Official ID
- release-01-file-001-18-100754-general-1946-7-vol-2
- Cleared
- May 8, 2026
Referenced Timeline
AMC Opinion Concerning 'Flying Discs'
As requested by AC/AS-2 there is presented below the considered opinion of this Command concerning the so-called 'Flying Discs'.
Letter regarding 'Flying Discs'
SUBJECT: 'Flying Discs' TO: Commanding Officer. Operating Location No. 16-of 731 st: AAFBU }(101st AACS Sq) Kirtland Field Albuquerque, New Mexico
Letter regarding Flying Discs
SUBJECT: Flying Discs TO: Chief of Staff United States Air Force Washington 25, D. C.
LinkedUSAFRequest for classification of correspondence
Reference letter, subject as above, dated 18 November 1947, it is requested that immediate action be taken to appropriately mark or stamp this correspondence with the classification 'secret'.
Basic Letter from Hq. Fourth Air Force
Basic Ltr fr-Hq. Fourth Air Force, Hamilton Fld, Calif., dated 5 Dec '47, subject? Flying Disc.
LinkedUSAFConversation with Major General L. C. Craigie
Confirming the recent conversation of the undersigned with Major General L. C. Craigie, 9 December 1947.
Source Claims
Claims are attributed to the released source and remain distinct from Probed’s assessment and tracker findings.
The phenomenon reported is something real and not visionary or fictitious.
It is the opinion that: a. The phenomenon reported is something real and not visionary or fictitious.
It is possible within the present U. S. knowledge to construct a piloted aircraft which has the general description of the object.
f. It is possible within the present U. S. knowledge -- provided extensive detailed development is undertaken —- to construct a piloted aircraft which has the general description of the object in sub-paragraph (e) above which would be capable of an approximate range of 7000…
Some of the incidents may be caused by natural phenomena, such as meteors.
c. There is a possibility that some of the incidents may be caused by natural phenomena, such as meteors.
The document records that FROM: AC/AS-2, Air Intelligence Requirements Division It Col Ae ac/a Sled, Collection Branch 1, From a detailed study of certain reported observations on the flying saucers, selected for their veracity and reliability, it is apparent that several aspects of their appearance have a common pattern.
FROM: AC/AS-2, Air Intelligence Requirements Division It Col Ae ac/a Sled, Collection Branch 1, From a detailed study of certain reported observations on the flying saucers, selected for their veracity and reliability, it is apparent that several aspects of their appearance have a common pattern.
The uniformity of the markings would tend to indicate that the camera or film used to take these pictures was possibly defective, No incidents of flying dises have been reported from that vicinity on or about the inclusive dates named above.
The uniformity of the markings would tend to indicate that the camera or film used to take these pictures was possibly defective, No incidents of flying dises have been reported from that vicinity on or about the inclusive dates named above.
The close range sighting reported should render o more detailed observation | ‘than what was reported, which also suggests a follow-up.
The close range sighting reported should render o more detailed observation | ‘than what was reported, which also suggests a follow-up.
There are objects probably approximating the shape of a disc, of such appreciable size as to appear to be as large as man-made aircraft.
b. There are objects probably approximating the shape of a disc, of such appreciable size as to appear to be as large as man-made aircraft.
the reported operating characteristics such as extreme rates of climb, maneuverability, and evasive action lend belief to the possibility that some of the objects are controlled either manually, automatically or remotely.
The reported operating characteristics—extreme rates of climb, maneuverability, and evasive action when sighted by friendly aircraft and radar—lend belief to the possibility that some objects are controlled manually, automatically, or remotely.
Source Material & Evidence
Letter to CG, AAF, dated 23 Sept 47
ce ltr to GG, AAF, dtd 23 Sept 47 subj 'AMC Opinion Concerning Flying Discs'
Letter to CG, AAF, dated 24 Sept 47
ce ltr to CG, AAF, dtd 2h Sept h7 subj 'Flying Discs'
Photographs from Mary Le Herren
The attached photographs were forwarded to this office by a very reliable source of information, obtained from a Mary Le Herren.
Newspaper clippings submitted for information and comment
The inclosed newspaper clippings are submitted for your information and comment.
Drawing entitled 'Loedding Flying Disc', designated LD-2
attached herewith is a copy of a drawing entitled, 'Loedding Flying Disc', designated LD-2.
Report prepared by the Royal Aircraft Establishment, Technical Note, AERO 1703
Inclosed herewith is also a report prepared by the Royal Aircraft Establishment, Technical Note, AERO 1703.
Research Map
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