govweird/archive
Case FileNARA NAID 28970639 · T1206 Roll 28

Project Blue Book Case File

Mt. Lemmon AFS, ArizonaJuly 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 Mt. Lemmon AFS, Arizona in July 1957. The full case file (6 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

Mt. Lemmon AFS, Arizona

Date of incident

July 1957

State / country

AZ / US

Page count

6 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 28

Original case file scans

Original case file · scanned by NARAPage 1 of 6
Transcribed text
ec :
1
; ‘ PROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
b 0 Was Bollaon
2 18 Julv 1957 pd T.emmon ARS \riZona a EonaY Bolloon
4 ] 11 1997 § ML, on AFS, Arizona 0
: 3. DATE-TIME GROUP 4. TYPE OF OBSERVATION a Fosubly Dmteen
Ee : No 5 0 Was Aircraft
f yoy SAAR a Ce SE O Ground- Visual O-Ground-Rodar O Probably Airerofs
3 GMT__19/08.487 30 Air-Visuai O Air-Intercept Rador 0 Possibly Alrereft
be 5. PHOTOS 6. SOURCE O Was Astronomical
4 O Yes O Probably Astronomical
XX Ne Military O Possibly dict oni 1 ide
3 7. LENGTH OF OBSERVATION | 8. NUMBER OF OBJECTS | 9. COURSE DX Othe20S3 T FIST"
3 O Insufficient Daté for Evaluation
fe HAA : 3 0 Unknown
E 4 minutes one | stationary
5 110, BRIEF SUMMARY OF SICHTING 11. COMMENTS
: | One object that looked like a normal |The information revealed bv a limite
4 mode 3 paint. Object was seen stationfinvestication by this office indi-
p: | ary at 42,000 feet, 308 dgr azimuth, 4nd cates that the sizhting wagnot
i 2 miles out. Object was seen for caused by a flying object. Consul
4 34 minutes. tation with office of Director/
E Communications Electronics, 5 | ol 3
F indicates that this sighting was
: possibly caused bv internal causes
: | Tare nost 10 nN th SS i ow 3rna ]
: | causes appears to be the nossibility
: bf a target simulator,
BE |
= —
ATIC FORM 329 (REV 26 SEP 52)
; |
3 : .
/ 6

Use ← → keys to navigate · scans hosted by the U.S. National Archives

Source: National Archives Catalog · NAID 28970639

Connected across the archive

Related case files