PROJECT BLUE BOOK

:
PROJECT 10073 RECORD CARD
1. DATE 1. DATE 2. . LOCATION LOCATION 12. 12. CONCLUSIONS CONCLUSIONS
Was Balloon
19 Oatober 1957 Mildenhall, England 000 00 Probably Balloon Prabably Balloon /
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION Possibly Balloon
Local.. .Local Ground-Visual Ground-Rodar Ex Was Aircraft
Binoculars Probably Aircraft Probably Aircroft
GMT GMT_ .19/17407 19/1740Z AirVisual AirVisual Air-Intercopt Rodar Air-Intercept Rodar 0 Possibly Aircroft
5. 5. PHOTOS 6. SOURCE 1502 150: 0. Was Astronomical
Yes Yes 0 Probobly Astronomical Probably Astronomical
O No X0 No Military Military 0 Possibly Astronomical
7. LENGTH OF.OBSERVATION EDVATION 8. NUMBER OE 8. NUMBER OF OBJECTS OBIECTS I 9. COURSE 9. COURSE Other. Other
000 Insufficient Data for Evaluation
29 minutes westward Unknown
one
10. BRIEF SUMMARY OF SIGHTING 11. COMMENTS
Circular disc shaped object, size Venus in I position of object
of dime at arm's length, color vary- sighted. Venus very bright at
ing from yellow to orange, both this time. Venus (no radar tar-
colors intense and distinct. Visual gets in azimuth of visual sight-
contact with one, radar with two. No ing).
trail or exhaust. No sound. RADAR TACCETS LOT Srme 45
Uisode .woele PReinser
ATIC FORM 329 (REV 25 SEP 52)

AIR INTELLIGENCE INFORMATION REPORT
COUNTRY CR AREA REPONT CONGERNS DATE OF INFORMATION
casland 19 Cct 57
ACTIVITY SUBMITTING REPORT DATE OF COLLECTION SRI STATUS (I/ applicable)
1979-2 LACS Det., RAF STA Mldenhall 21 1 Oct 57 SRI NO.
CANCELED/COMPLETE
PREPARING IND IVIDUAL DATE OF REPORT
DAVID A ZILLER IST LT USAF 31 Oct 57 CANCELED/INCOMPLETE
SRI NO.
NAME CR DESCRIPTION OF SOURCE EVALUATION ACTIVE
Degendable ADDITIONAL INFORMATION ON (DT)
UFOB stgating
REFERences (BAIR Subject, previous reports, etc., an applicsblo)
Kone
SURJECT (Dencriptive titlo. Uso individual reports For "ooarate subjecto)
UTO8 SL-htins
SUnmuaRy (Give summery which highlights the salient Factors of nerrative report. Begin narrative text on AP Form 1124
unlass report can be fully stated on A Form 112. List inclosures, includind number of copies)
1. Deseription of the object.
a. Shage -Circular disel Shape -Circular disel
o. b. Size ef (dime held at armes Size ef(dime)held at armes length. length.
o. Coler variable fromCyellow Color variable fromCyellow) Orange range, both colors both colors intenee and distince. intenee and distinde.
a. Visual sighting of one; radar contact with two. contact with two.
e. lo particular fornation noted. lo particular formnation noted.
2. No details of the object were observed. Mo details of the object were observed.
g. No trail or exhaust observed No trail or exhaust observed .
h. No sound observed beyond ViE_and VEE_radio interference_for approx- trnond.
imately 30 seconds.
2. course of objects:
a. Attention was first noted by tower operators actual sighting.
b. gAngle of elevation 60) azimuth @309at 17403. OE
c. Angle of elevationg (69 azimuth(2509 at 18093.
d.
9. Object disapneared from visual sighting beneath a cloud layer.
f. Total visual sighting time 29 minutes.
Nere:
3. Manner of.observation.
a. firaund visual and ground radar
Radar - CPN-4 COA Unit-
2 INCLS
1. -. Statement Control Tower
2. Statement GCA Statement GCA
DISTRiBuTION BY ORIGiNATOR (Except USAr and file. Indicate Dupl M/os and copies W/o inclosures, i/ applicable)
WaRMixG: This document contains informetion affecting the national defense of the United States within the neaning of the
Sapionege Laws. Title 18. U.S.C.. Soction 793 and 794. Ite tranamission or the rovelation of its contents in any manner to
on unauthorized pereon is prohibited by law.
6

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AF FORM 112-PART 1I UNCLASSIFIED
APPROVED 1 JUNE 1948 (CLASSIFICATION)
AIR INTELLIGENCE INFORMATION REPORT
FROM (Agency) REPORT NO.
1979-2 AACS I Detachment PAGE OF 2 PAGES
b. Optical aids used were prism type binoculars, 7 X 50 power.
4. Tine and date of
a Time 10 0ctcber 1957 17403.
b.
5. Location of observers: 1-00-29'3.
5. observers:
Mlitary:
NAME GRADE ORGANIZATION DUTY RELIABTLITY
Pringle, darold R A/20 1979-2 AaCS Det. Twr Operator Good
Io
b. Winds aloft: 100 millibar
300 r millibar FUM S'W
500 millibar level - ? 260/33gW50
700 millibar level - ? 260/24 5w
8. No cther unusual ciroumstances which might account for the sighting were
roported. Extensive survays were made to eliminate possibilities of weather
etc. as being source of si hting. None of the above
could be coumted e peen in the orea.
. 9. No intercention action was taken.
lo. One RAF Meteor type aireraft was under GOa control during the last portic lO. Gne RAF Meteor type aireraft was under Goa control during the last porticn
of the sighting.
Il. Preparing officer: 1 11. I Preparing officer: I 1st Lt DAVID A ZILLAER, lO79-2 AACS Det., GCA 1st Lt DAVID A ZILLAER, lO79-2 AACS Det., GCA
Officer. Comments: Sighting reports appear to be conelusive. After investigatin Offioer. Comments: Sighting reports appear to be conelusive. After investigatin
possible confusion with some known object the sighting possible confusion with some known object the sighting was considered to was considered to
definitely involve an unidentified object.
12. or tographs were obtained.
Dida gime
DAVID A ZILLIER
1st Lt USAP
COA Officer
NOTE: THIS DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE ACT, SO U. S. C.-
3I AND 3 AS AMENDED ITS TRANSMISSION OR THE REVELATION OF ITS CONTENTS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PRGHIBITED BY LAW.
IT MAY NOT BE REPRODUCED IN WHOLE OR IN PART, BY OTHER THAN UNITED STATES AIR FORCE AGENCIES, EXCEPT BY PERMISSION OF THE DIRECTOR OF
INTELLIGENCE, USAF.
(CLASSIFICATION) 18-55570-1 U 5 GOVENNNENT PRINTING OFFICE19S1 O-913739

1E4
DETACHIENT 2, 1979TH AACS SQUADRON (MATS)
United States Air Force
APO 127, New York, N.Y.
1979-20 1979-20 31 31 October l957 Ostober 1957
SUBJEOT: SUBJEST: Report of UFoB Sighting
TO: Director of Intelligence
Headquarters USAF
Washington 25, D. C.
following 1. In accordance with the oriteria outlined in ArR 2oO-2 the 1. In accordance with the oriteria outlined in ArR 2o0-2 the
following report UvoB sighted is submitted for your review.' In TE1OD
addition to the completed format as outlined in ArR Roo-?, two
inclosures are included of persons who visually saw the object or
obsorved movement with radar contaet.
JOHN C SZOT
4 Inol: CAPT USAF
1. Commander
AF Form 112
2. AF Form 1l2. Part II
3. Statement Control Tower
4. Statemont GCA
A

SI A$ T E
21 Cctober 1957
At (i74o)on the lath of Oat. an unidentified object was sightod by A/2c
Pringle and A/2c Warsewich The above named airmen were on duty in the
coucrol tower at the time. The object was at an unknown altitude and dis-
tance from the station. When first sighted the objeot appeared to be
approximately © degrees)above_the horizon. When last observed it had
dropped to approximatelyC3 dogrees above the horizon When first sighted
the object was south west of Mildenhall R.A.F. Station. The object appeared
to be Gtabionary At l8o9 when the object was obscured from the twrs
vision it had moved to the west)approximatoly I5-l8 de At 1755 the
weather observer working in the tower was notified. Thw wx observer said weather observer working in the tower was notified. Thw wx observer said
he could not identify the object, but it definitly was not a star or other
celestial body. At lsO3 Lakenheath RAPcon was advised of the U.F.o. and
said they had no airoraft in the area. At l8o4 Waterbeach A.T.C. was
advised, they also said they had no aircraft in the area. The U.F.O. was
obscured from the twr's vision at l8o9 by clouds.
During the sightings of th ject it appeared to be(circulepand a
light yellow in color at first, then changing to definite(orange before
being obscured by clouds.
At (1928/Lakenheath RAPCON advised MI 1 twr. they gould see an object to
theSWof MI RAPCON said the Objectwas changing colors fron yellodto
Grange and was Stationary Lakenheath checked on ballons in the area plus
aircraft and reported neither in the area. MI WX received a_winds aloft
report fron kimsly and Crawly, both stations had the winds from the wes⑨ at
all altitudes. At (l93o)Lakenheath_advised M they Gad 3 targets) on their
radar Twa of the targets were (wrof MT)approx.(Il miles) Altitude unkmowm.
The two targets were also Gtatlonary. The Srd target was(N) moving slowy.
toward the station. Also the targets toward the station. Also the targets were were visible from visible from Lakenheath. Lakenheath. M MI
GCa wes airised and also pickedup the GCA wes arised and also pickedup the targets which coordinated with targets which coordinated with
Lakonheath. At 2l35 the twr advised Flight Service of the U.F.O. Lakonheath, Seryic U.F.0.
At(2o4oSchulthorp IX station picked up AtC2040s Schulthorn IX station picked up the unidentified the Identified tarrets_on targets on
their radar. The positions coincided with those Lakenheath Control and
Mildenhall GCa had reported. Schulthorpe WX station tracked one of the Mildenhall GCa had reported. Schulthorpe WX station tracked one of the
targets from N of MI to 9 miles SW of M, then it started to go west. targets from N of MI to 9 miles SW of M, then it started to go west.
At Ca4od Schulthorpe had a stationary target 8 miles_I of M at this time At 2240 Schulthorpe had a stationary target 8 miles_M of M at this time
thoy reported turning of their radar. A
THIS STATEMENT TO THE BEST OI MY KNOWLEDGE:
alln Hared
NanaikRngh
EAPOLD R PRINGLE; AF1955431O ALLEN B WARSEWTCH, AF13552767
A/2C, 1979-2 AACS DETACHMENT A/2C, 1979-2 AACS DSTACHENT
Control Tower Operator Watch Supervisor
/

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SRATSMENI
21 October 1957
Time First Observed: 1715 Local
Where Obersvi lest end of GCA shack
Position: Masi
Appearance: Circular beige colored light. Changed shades, but stayed
same collor. Dismissed same as star.
Tawer notified GCA at l9sO of object tracked visually from west to
orthwest. Towar descrihed object as similar to one sighted at(l7l5) by
GCA Glanced out west door of shack and noted object first sighted was
gone. Tower advised Lakenheath Control had sighted object visually, then
on radar. Coordinated with Lakenheath and looked in position they indicated. on radar. Coordinated with Lakenheath and looked in position they indicated.
Two targets appeared on scope approximately ll-l3 miles WiM of Mildenhall.
Appearance on scoce: Appearance on scope: Unli'te other targets. More Circular than rect-
angular. angular. About About G/16 in diameter. G/16 in diametor. Fuzzy)around Fuzzyaround Outsida Outside Unable to cut
out fuzziness with gain control. Time:l9s4? Objects appeared to hover. out fuzziness with gain control. Time:(ie34) Objects appeared to hover.
Maintained radar contact for approximately 4-5 min. then targets began to Maintained radar cantact for approximately 4-5 min. then targets began to
fade. (Targets definitoly not clouds). Tower recorted unusual disturbance
of radio receivers at this time. Lakenheath had some disturbance. Saarch
antarnatilt at(3o) unable to.sicht object. visuall because of low visibility_
inpiquadrant. A eteor beran to te low approaches_to Ml at approximately
2034 Unidentified obiects had faded from scope at this time. Pilot did
not report any unusual objects on low approach to R/ 29: Did request
him to check.
Sculthorze weather radar reported 2 objects at@l4l local, SW of M.
Positions were checked and 2_targets were at same position on our survoillance
scope approximately@ miles Sw) Tarcets faded on our search scope, but
Saulthorne tracked them until 2236) then reported
Ohieots approximately8-9 miS of ML at this time (moving W) Then the
meteor returned foranother low approach. Noted normal radar tarzet, bear-
ing approximately(@s50) from N, inbound. Presuned it was meteor, however
meteor reported over head. Target closed to 3 miles from MI, thon apneered
to ston and faded out. The meteor's position, was approximately(ls mi)
SDof M heading SEDof M heading (200 (1200) Pilot was not requested to i requested to investigate. investigate. No more No more
targett reported after targett reported after these. these.
THIS STAPMENT THIS STAPELENT IS CORRECT TO THE BEST CF WLEDGE: LEDGE:
wiha Mbonn wihamMbonn
WILLIAM H COIN, AP16503869
A/20, 1979-2 AACS DETACHEIT 10002 T
GOA Operator

ELEVATION A21MUTH TIMG 17402
5T0bs (Apom) 237
②L45T 0bs ( (app+)250 1809Z
emns of thuttne Justchae lwygn Qrine >256
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1. ffty
2 Vers exceplnl
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Has Has UF UF
3.
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