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Case FileNARA NAID 28975327 · T1206 Roll 31

Project Blue Book Case File

Visc. Chocalate Mt. N of Yuma, ArizonaNovember 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 Visc. Chocalate Mt. N of Yuma, Arizona in November 1957. The full case file (4 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 31.

Reported location

Visc. Chocalate Mt. N of Yuma, Arizona

Date of incident

November 1957

State / country

AZ / US

Page count

4 scanned pages

USAF evaluation

unknown

Microfilm

T1206, Roll 31

Original case file scans

Original case file · scanned by NARAPage 1 of 4
Transcribed text
b
PROJECT 10073 RECORD CARD
4 ee eee ee eee CP i es ~~ tS WB]. 0 AA Al 0 Ni. eS Ar AE AAG i. Ant B+ er SE, SIPS ss SD 0) Er Eas
: I. DATE 2. LOCATION 12. CONCLUSIONS
Visc, Chocalate Mt. CK “Was Balloon
‘1 26 Novembar 1957 3 N of Yuma, Arizona [aE & Adi vid Rotloon
3. DATE-TIME GROUP 4. YYPE OF OBSERVATION y
g 0 Was Aircraft i
Eoleql mois miu es Sa 0 Ground- Visual 0 Ground-Rudar O Probably Aircraft
GMT. 20/1611 7 3: Air Visual O Air-Interenpt Rador | DO Possibly Aircroft
S.. PHOTOS 6. SOURCE 0 Was Astronomical
GQ Yass O Probably Astronomizal |
: 0 Ne URSA Ea 0D Possibly Astronomical
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS | 9. COURSE oJ 07] 11 RE ES SLE
0 Insufficient Dota for Evaluation
(5 7 AVR AS 3 a 0 Unknown
20 minutes one stationary
; 10. BRIEF SUMMARY OF SIGHTING i 17. COMMENTS
One object, circular to pear shape, Check with N X platting indicates
size of pea, color silver with black gob boon Vexnglhis fl ehtB-B7% |
spot on side. Object very high, a/c was 1n this general area at time ;
| flew directly under object. No move- of sighting. Reference chart WRC
ment noticed, 10, dated 25-27 Novenber (Navy),
: ATIC FORM 329 (REV 26 SEP §2)
3 [J]
i wo 0 id | !
bY ; i £ A
/ 4

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Source: National Archives Catalog · NAID 28975327

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