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Case FileNARA NAID 28970622 · T1206 Roll 28

Project Blue Book Case File

Hamilton, MontanaJuly 1957

Insufficient Data

Summary

Project Blue Book, the U.S. Air Force's 22-year UFO investigation program, opened a case file on a sighting reported from Hamilton, Montana in July 1957. The full case file (5 scanned pages of witness statements, Air Force memoranda, and investigator notes) is reproduced below as held by the National Archives. The Air Force assigned this case to its broader investigation of unidentified aerial phenomena alongside ~12,600 other reports filed between 1947 and 1969. Citation: NARA Record Group 341, Microfilm Publication T1206, Roll 28.

Reported location

Hamilton, Montana

Date of incident

July 1957

State / country

MT / US

Page count

5 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 28

Original case file scans

Original case file · scanned by NARAPage 1 of 5
Transcribed text
44
&
j : PROJECT 10073 RECORD CARD
E 1. DATE 2. LOCATION 12. CONCLUSIONS i
1 O Yas Bolloon
i 18 July 1957 Hamilton, Montana 2 0 ick Balloon
| 3. DATE-TIME GROUP 4. TYPE OF OBSERVATION Q Possibly Bellesn _
a . : 2 O Was Aircraft
3 ey cp OO Ground-Visuol O Ground-Rodar An Probably Niverels
i CMT 19/01217Z 0 Air-Visvoi 0 Air-Iintercept Rador 0 Possibly Aircraft
EF 5. PHOTOS 8. SOURCE O Was Astronomical
3: O Yas O Probobly Astronomical
b or Neo Civilian O Possibly Astronomicel
E 7. LENGTH OF OBSERVATION | 8. NUMBER OF OBJECTS | 9. COURSE (2 JT 0 TT pi dais 2 00 AA Sa
“5 O Insufficient Date for Evaluation
i : : ; UE 0 Unknown
jo two to four minutes one straight
b 10, BRIEF SUMMARY OF SIGHTING 11. COMMENTS
| One oblong silver object, Object had Description, duration, flght path
4 no wings. Object mas seen cn a indicate that this sighting was
ll | straight angle of flight for from probably caused dy an a/c.
3 | two to four minutes.
k i
|
3 ATIC FORM 329 (REV 26 SEP 52)
| 3
E a ’ . .
/ 5

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Source: National Archives Catalog · NAID 28970622

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