PROJECT BLUE BOOK

PROJECT RD
1. DATE 2. LOCATION 12. CONCLUSIONS
0 Was Balloon
21 - 22 Feb 51 Sakhalin, Japan 0 Probably Balloon
DATE-TIME GROUP |4. TYPE OF OBSERVATION Possibly Balloon
Local_Night Ground-Visual Ground-Rodar 15 Was Aircroft
00 Probably Aircraft
GMT. Air-Visuai Air-Intercept Radar Possibly Aircraft
5. PHOYOS 6. SOURCE 0 Was Astronomical
Yes 00 Probobly Astronomical
No Military Possibly Astronomical
7.LENGTH OF OBSERVATION B. NUMBER OF OBJECTS 9. COURSE D Other_
D Insufficient Date for Evaluation
Unknown
N/A 1 or 2 each track Varied
10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS
10 Tracks of unidentified A/c picked upp on Identified as
Ground Radar. Speeds varied from 150-500
mph.

Track "9 0827/1 577 mph
0832/1 46/491- 143/00E
0836/1 16/461- 143/13E
Track #10 0839/1 2 moh
0843/1 47/001 41/59E
0851/1 46/50N
iton LoDn +
0949/1 16/28n 142/38E
0952/1 46/29N - 142/30E
0955/1 46/3EN 142/213
0958/1 16/41- 20
Track 15 1015/1
1017/1 46/30N U2/23E
1018/1 45/3511 12/203 IMCL
FIED
3I AND AS AMEADED) TS TRANSMISSION OR THE REVTLATION OF IOS CONTENTS IN ANY MAANNED TO AN UNALTMOMIZED PERSON IS PNOVIBLTED BY UA LAOCUNENE CONTAINS INFORMATION AFFECTING DME NATIONAL DEFENSE OF THC UNITED STATES WITOIN THE MEANING OF THE ESMTIONAGF ACT, SI U S C
1N DAST TIRE

1059/1 143/05E
1102/1 46/3211 143/07E
1105/1 46/234 V43/208
1114/1 46 12/475
1113/1 46/37N 142/475
1123/1 46/38N 142/39E
1127/1 46/351 142/54E
1131/1 46/38n
1226/1 16
1223/1 46/A1N 142/26E
1231/1 46/401 142/17E
1234/1 46/361 - 142/27E
1237/1 46/40n-
Traok #22 1314/3 SOSE 2 aert - spad 15o ph
1317/1 46/40N 42/14E
1319/1 46/10N 2/080
UNCLASSIFIEO
IT THUS OCCUMENI CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITIHN T E MEANING OF THE ESPIONASF ACT SO U S C- 3LAND 3. AS 4VENDED ITS TRANSMICSION OR THE RLVLLATION OF ITS CONTENTS IN ANY MANINER TO AN UNAUTHORIZED PERCON IS PRCHIUTTED BY LSW
WF MAY MOT BE REPRODUCED IN WNOLE OR IN PART, DY OTIER THAN VUNITEO STATES AIR POPCE AGENCIES, EXCEPT BY PERMISSION OF THE CIRE TORU
INETLIGENCEUSAE

1348/1 46, -
1351/1 46 AOIN - 142/51E
.1. 1355/1 16 5M7
1359/1 A8N 142/215
1404/1 /1sN 142/16E
1409/1 46/30N- 2/16E
Track F26 1446/1 2 acft mph
46/32N Gonerally good tlons.
248/3
.
S. L. MILLER
Major, USAF
Deputy for Intelligence
I
' ..
UNCLAS
IE IIS (XXCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL. DEFENSE OF THE UNITED STATES W
SLANDZASAMENEDAISTRANSMICEUONO

- +
- ..
4
"Plylng Saucer"
001-50 MOTAXA-la 3
. 1 9 APR 1951 (cont'd)
; the "Nr" to stand for cormerolal or
on "X" for eperisental ond an."I" for linited service.
3. Although thia olfice very little fogts to buse a eoncluslon, 4
Lieved that that of cn eirolune model elipped from some
mogasine.
1. Inel: BRUNOW W. VEILITG
n/0 Colonel, UCAP
Chief, Technt ision
Intelligen rtment
DOK DIE 5200.10
'

information.
. /s/ Walter A. Hardie
I WALTER A. HARDIE DDN:pV
Colonel, USAF 50239
Air Provost Marshal B 262
Inspector General's Office P 2Q
to: NCIA 0T:1351 COMtIE No. 2
2. Recormend conoiderxtion bo given to the truns-ittal of the roport tin
ordor'that an ovl r investdgation.
.
1 Inel M. C. IDNI LD 1atO/y
n/e It Coloned,. 6L125
E
symbol io sinilar to that used
the country and the geeond letter for the type of the sixoloce vos
licensed fore Insofar 0o CAA does not use an symbol.
DOWNGRADED AT ALS:
DECLASSIFIE EARS.
UNCLASSIFIED DOD DIR FS7O

of the Allison Division to this office and the picture enclosed herewith
2. Request this office be any additional information
needed or in the event Allison personne this office can
be of further assistance.
/s/
Incls - a/s J. D. FRYE
Lt Colonel, USAF
AF Plant Representative
DECLASSIFIED AFTER 12 YEXRS.
DOD DIR 5200.10
2.1
UNCL =

have seen the picture
and know of this report:
General Manager
Personnel Director
Chief of Installation Engineering
Chief, Plan otection
Plant Protection Investigator
Secretary to Personnel Director
Unknown employes at Plent picture there.
All of these people, with employes at
C
0
P
Y_
DOWNGRADED AT S MRVALS:
DECLASSIFTED AFTER 12 YEARS.
DOD DIR 5200.10
UNCLASS IFIED

to say that he had found it, and yet at the same time, abegan
to send other employes to our inforrant to see the picture instead
of showing it to them himself. After turning the picture over to
us, our informant told had misplaced it, and this
seemed to cause end worry.
An investigator was sent to Seymour, estigate the
baekground of and it was found that has a brother and
brother who is working in Civil Service, and a sister. This was
verified through a J of Symour, who reported he saw
letters from these brothers to F
On February 20, H tola our informant that he had a magazine at
home that advised that the Army would make a startling statement
June 1, 1951 and indicated that this announcement would be J
about 1
about flying saucers.
C (o
o -
P N
Y
eps 1
C
DOD DIR 5300.10
UNCLA FIED

5 It is interesti +
ruary 1951, only twelve (12 are observed during the of darkness,
whereas for the period 21 - 22 observed during
hours of darkness.
ER
Deputy fe lligence
DECLASSIFIED AFTER 12 YEARS.
DQD DIR 5200.10
10975
1 INCUS
USSR Evaluated Tracks
3H
USAF D/
UVAY NOT BC REPRODDCED JNWNOLE OR IN PART JY ODR THAN LINITED STATES AID FODCR ACENOICC EVCE W

1330/1 46/31N 144/05E
Track #4 1338/1 mh
1340/1 46/12N 143/105
1342/1 46/0aN - 143/13E
1344/1 45/59N 143/20E
1346/1 45/521 143/23E
1348/1 45/501
1350/1 45/471 -
Track #7 1816/1 aph
1818/1 47/00N - 142/23E
1820/1 47/05N - 142/20E
1822/1 1/59E
Track #3 1919/1 mph
1921/1 46/LON - 12/345

Track 2334/1 1
2336/1 46 /30N 142/14E aoft - apaed 150 mph a
2338/1 46 3N 142/253
2340/1 46 3 5N ~ 142/29E
2342/1 46 /34N ~ 142/19E
2343/1 46 /1321 142/21E
2346/1 46 732N - 142/193
2348/1 46 /31N no 1/2 WEATHER:
22 Eabrnary 19511 1.
Track #1 0001/1 h02
0003/1 46/27N1 - 1/2/16E
0005/1 135
0123/1
0125/1
0127/1 46/28N - 142/15E
0129/1 46/25N - 1/2/203 WEATH ons. -
S. L. HILIER
Major, USAF
Deputy for atelligence
GosElr: Rocords available to this office indieate that during the peried Mar 49
through 20 bruary l95l, only l2 tracks of night-flying aircraft, evaluated as Soviut
war9 oheer nd reported by the WAKkANAI Radar Site. trackn observod

,
UNCL FIED .

PROJECT 10073 R CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
0 Was Bolloon
26 - 28 Feb 1951 Sakhalin, Japan 00 Probably Balloon
TYPE OF OBSERVATION Possibly Balloon
3. DATE-TIME GROUP
Locol . 0 Ground-Visual XGround-Redor Was Aircraft
Probably Aircroft
GMT Varied Air-Visuai D Air-Intercept Radar 0 Possibly Aircraft
5. PHOTOS 6. SOURCE Wos Astronomical
Yes 00 Probably Astronomical
No Military Possibly Astronomical
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS COURSE BS Other.
Insufficient Dota io valuation
Varied Miltiple Varied D Unknown
IO. BRIEF SUMMARY OF SIGHTING 1. COMMENTS
Speeds from Evaluated as
120 to360 mph.
.

10
cluded. stetiong on KOK:AIDo and fron Russien cons
trolled stationa oc SMXHALIN and the KURILES.
APTROVED, IVALUATED PREPARING OFPIOER:
!
t CHARLES Y. BAFILL
Brigalier Goneral, VSAF
Danut ne3
DOWNGRADED AT 3 YEAR INTERVALS! 7-3712-34
DECLASSIFIED AFTER 12 YEARS.
DOD DIR 5200.10
1
INOLS
USSr Evaluated Airoraft Redar Tracks
-
SHTP.AUTION PY ORIGINATON mio-2)
GHQ, F
UNCLASSIIED 1
OE THISDOCUINL

- 142/37E
1734/1 46/559 to 142/275
1736/1 47 /oo1 142/203
1739 142/25E
1740 2N 142/338
1742 142/225
1711/ 3N 142/22E
1746/1 46/471 A14E 1
1743/1 46/52N 142/23E :
- 1750/1 46/561 TEATHER: Good conditions. . 1
37 Fabruary 1951:
Track A 1020/1
1022/1 47/391- 140/483
4 1024/1 47/32N- 140/468
1027/1 10/59E
1030/1 47/16N- 140/593
1059/1 6N 12/005
1101/1 46 142/00E
1 1103/1 16/541 141/558
11.07/1 47/041 142/00E
119/1 47/09N 142/018
Track V2 1240/1 mph
1242/1 16/471. .142/35E
1245/1 46/501- .12/36E
UNCLASSIFIED
NCONGANNS INEORMATION AFECTINS THE NATIONAL DEHENSE OF THE UNITEO STATES WITNIN THE MEANNG OFYHE EONONASE AO

0039/1 16/371 - 142/45E
6041/1 46/41% to 142/37E
0043/1 46/371 112/44E 8
0046/1 46/3611 /363
Track /2 0055/1 -ar mp
0057/1 46/311 142/443
0059/1 16/341- 142/365
0102/1 16/36@M - 142/333
142/375 .
Track i4 0315/1
0317/1 16/3511 142/51E
0319 46/3411 142,478
0321/1 46/411 142/40E
0323/1 46/371 142/40E
0325/1 16/421 142/26E
0027/1 46/371- 142/40E ONCLA
0029/T 46/43N- /15E