PROJECT BLUE BOOK

UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969

CASE REFERENCE8765474

DATE OF SIGHTINGAugust 1952

REPORTED LOCATIONNAPA California

FRAMES6

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Transcribed Frames

FRAME 001 / 006paddle-gpu-200dpi

.
PROJECT 10073 RECORD CARD .
1. DATE 2 LOCATION 12. CONCLUSIONS
15_AL52. MAPA, CaliPornia 10 Wes Bolloon
Probably Bulioon
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION O Possibly Bolloon
Locel mDround-Visuol Ground-Rodar Wos Aircraft
Probobly Aircrah:
GMT D Ain-Visual Air-intercapt Roder D Possibly Aircral:
5. PROTOS 1 3. SOURCE. Was Astronomicul
CYes COC 000 Probobly Astronomice!
35No Possibly Actronomicel
7. LENOTH OF OBSERVATION NUMBER OF OBJECTS 9. COURSE 000 Other
SW Insuificient Date for Evalcation
30 seconds 1 Unknown
tO. BRIEF M SIGHTING N. COMMENTS

FRAME 002 / 006paddle-gpu-200dpi

Attompted
[]No Intercept Attompted
/. WERE AIRCRAFT EPTY 0 Yeu CHO
A/C Scrambled
CVisual Contact Made
OM/I Contact Made
CiNo Contact Mado
TIME? Yos
Normal
ClViolent
T", W CIBlinking
Stondy
CHT: 111-15 Seconds
B1-5 Mimutes
1] Over 10 Minutes
e3s
28TH ADD Itan
II. ASTRONOMICAL DATA
NOTED?
None
13.DTD OBJECT APPEAR TO ARCH DONNARD? I1Yes CINo
U4. DID OBJECT HAVE A TAIL? !!Ye3 CNo
15. DID OBJECT APPEAR TO DISINTEGRATE? TiYes CINo
16. TIME OF SIGHTING RELATIVE TU SUNRISE (Data From )
2 Night
CI ! Day
CSunrise
[lSunset
III. ATRCRAFT DATA
NOTED IN AREA? Yes
Ono Afrcraft
Clrore Than Ons Aircraft
1. WAS ANY SOURD HEARD? !Ye3 No
1S. WERE THERE TNDICATICEST Yos remo
O. WAS THE OBJECT VILMED ABOVE LSO os C1No
ATIC

FRAME 003 / 006paddle-gpu-200dpi

b 11
d.
(attach overlay
V. EVALUATION ..
- 22. DETAILS OF REPORT:
Excellent oood .
C
CGood TFair
Fair Poor.
Poor Insufficient valuate
JUnreliable
Extremely Doubtful
Hoax
23. VALUATION:
OWas Balloon Was Astronomical
Probably Balloon . Probably Asc,nomical
C]Possibly Balloon Posaibly Astronomical
ATIC Tost Fora 3

FRAME 004 / 006paddle-gpu-200dpi

5,000 50,000
6,000 55,000
7,000 60,000
8,000 65,000
9,000 70,000
10,000 9 230 75,000
12,000 80,000
14,000 85,000
16,000 16,000 90,000 90,000
18,000 95,000
20,000 100,000
5.WAS AN INVERSION LAYER NOTED? Yes No
(If yes, at what altitude? )
6. WERE ANY THUNDERSTORMS NOTED IN AREA? Yes
(If yes, at what quadrant?
7. CLOUD COVER: WAS
feet. tenths at feet. CANU MIES.
feet. tenths at feot.
COMENTS:
B
.
ATIC
-

FRAME 005 / 006paddle-gpu-200dpi

TO JEPHQ/DIR OF INTELL HO USAF WASHINGTON DC -
JEDWP/AIR TECH INTELL CEN WRIGHT-PATTERSON AFB OHIO .
INFO ZEN/CG ENT AFB COLORADO SPRINGS COLO C
ZEN/CG WADF HAMILTON AFB CALIF -.
TH OI :ATIAA-2C
JUPML ATTN: DIR OF INTELL. -
(1) ONE CIGAR SHAPED, SLIVER COLORED QBJECT THE SIZE OF A LARGE
AIRCRAFT MOVING IN A STRAIGHT LINE UNITL OOUT OF SIGHT AT I SPEED
OF'BETWEEN 823 TO 1030 MPH. NO SOUND WAS HEARL CT.
NO OTHER UNUSUAL FEATURES NOTED.
(2) 1703 PDT, QT AUGUST 1952. 0BSEI C
) VISUALLY FROM THE GROUND. ci
(4) OBSERVER LOCATED AT GOC POST GEO REF GRID COORDINATES NJ 4218.
OBJWCT WAS OVERHEAD MOVING SOUTHWEST AT 10030 FT ALTITUDE. S1
(5) OBSERVER WAS DIANE ROBINSON, TELEPHONE NAPA 6-2878, NAPA, CALIF.
KNOTS.
(7) NONE - N
. 1
Cy

FRAME 006 / 006paddle-gpu-200dpi

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