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Case FileNARA NAID 28978311 · T1206 Roll 33

Project Blue Book Case File

San Diego, CaliforniaMay 1958

Unidentified

Summary

Project Blue Book, the U.S. Air Force's 22-year UFO investigation program, opened a case file on a sighting reported from San Diego, California in May 1958. 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 33.

Reported location

San Diego, California

Date of incident

May 1958

State / country

CA / US

Page count

6 scanned pages

USAF evaluation

unidentified

Microfilm

T1206, Roll 33

Original case file scans

Original case file · scanned by NARAPage 1 of 6
Transcribed text
i r . Re TY Lia ado Brey Po Ghali ais od BTR fan So UTE b RTA Hea MS AED: a ” i weit Sey —— EE
v
: Ly : PROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
§ d Ox Was Balloon Lo
24 May 58 San Diego, California 0 Probably Balloon |
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION ===|@ Possibly Balloon
OP RE I TECTIEN ea RPO EPR CX Ground. Visual O Ground-Radar a 4 robobly Aireralt
GMT 25/0600 0 Ain Visual O Air-Intercept Radar O Possibly Aireroft
5. PHOTOS « SOURCE 0 Was Astronomicol
QO Yes OD Probably Astronomical
-O.Ne discs Wa D Possibly Astronomical
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS | 9. COURSE CE ARRANGE HR
0 Insufficient Data for Evaluation]
R 0 Unknown |
10 mins : one WNW
10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS |
Oval obj, size of pea, red. Obj Balloon schedules indicate a |
‘Jhad very radical movement; coming fm balloon was scheduled to be |
the West & moving into the North. released at time of sighting, |
The surface winds were such as
to bring the balloon into the |
area of sighthg. |
ATIC FORM 329 (REV 26 SEP 52)
pd
. . /
y : . ;
’
/ 6

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Source: National Archives Catalog · NAID 28978311

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