PROJECT BLUE BOOK

15
PROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
0 Was Bolloon
20 May 1955 Malvern, Pennsylyania Malvera, Pennsylyania 00 0 Probably Bolloon
3. DATE-TIME GROUP DATE-TIME GROUP 4. TYPE OF OBSERVATION 0 Possibly Balloon
Local M.Ground-Visual Ground-Radar 0 Was Aircraft
0 Probably Aircraft
GMT 21/0415Z 21/0415Z Air-Visual Air-Intercept Radar XEx Possibly Aircraft
5. 5. PHOTOS PHOTOS 3. SOURCE SOURCE 0 Was Astronomical
Yes 000 0 Probably Astronomical
XDKNo XCKNo Military,USN Military, USN D Possibly Astronomical Possibly Astronomical
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS 9. COURSE Other.
¤ Insufficient Data for Evaluation
0 Unknown
30 sec to 1 minute one South to NNW
TO. BRIEF SUMMARY OF SIGHTING ll. coMMENTsDue to elapsed time of
Intermittent bright light traveling over month between date of
at a speed estimated at over one sighting & date nitial rpt
thousand (l000) . emitting no to this hq and i
sound, except wh irst sighted value of further vestigation,
a thunder type sound was noted. none authorized. Possible that
During the flight path from south observer sighted a/c, possibly
to north-north-west a bright light jet, crossing sky at high rate
was observed about every twenty deg- ef speed w/its running lights
rees of arc from the observer and flashing on and off.
no lights between these points.
Owing to the dark sky no object was
visible.
ATIC FORM 329 (REV 26 SEP 52)

a.d.G9N.100s (REV. 1-49)
USE FOR URGENT AVAL-SPEEDSTT DO NOT CLEAR THROUGH
LETTERS ONLY COMMUNICATION OFFICE
(On- box must be checked) CLASSIFICATION IN REPLY REFER TO
SPECIAL DELIVERY . ND4/Code 33/E
REGULAR MAIL /wituiss
EX AIR MAIL REGISTERED MAIL
DATE
1 June 1955
TO: DIR OF INTELL, HQ,USAF,WASH,D.C. 7 NAVAL SPEEDLETTER-
AIR TECH INTELL CEN, WP AFB, CHIO (ATTN:ATIAA-2C) Permits dispatch or informal language.
COM,ADC, ENT AFB, Col. Springs, Col. May be sent (l) with enclosures, (2)in
LCOM, EADF, STEWART AFB, Newburgh, N.J Y. a window envelope (size 8/g" x3(").
if contents are not classified as confi-
dential or higher, (3) to both naval and
nonnaval activites.
Is packaged 500 sheets o! white or of
(Fold) one color: yellow, pink, or green.
Sujj: Unidentified Flying Objects; reporting of
ncl: ncl: l Copy of ltr from CDR William H. HILANDS, USN dtd 24 May 1955, -
same subject
1. Enclosure (1) is forwarded via spsedletter inasmuch as the observation
was I made on 20 May l955 but the information was not received by the District
2. COMEASTSEAFRON INSTRUCTION 3820.2 dated 16 July refers.
Tadli
H. W. SADLER
Acting
COPY TO DNI
CESF
ed ←SENDER'SMAILING ADDRESS
7 Address reply as shown at left; or reply
ADDRESS: District Intelligence Officer, hereon and return in window envelope
Fourth Naval District (size 8/" x 3/"), if not classified as
confidential or higher.
P.O. Box 1O0, U. S. Naval Base, CLASSIFICATION
IPhiladelohia, 12, Pa. 7
4N0 CON3. 5.31.49.130,000

a. Intermittent bright light traveling at a speed estimated at
over one thousand miles per hour emitting no sound, except when first
sighted a thunder-type sour heard. Approached from southwest,
made slight turn disappeared in a north-northeast direction. A bright
light was observed about every twenty degrees of arc from the observer light was observe i about every twenty degrees of arc from the observer
and no lights between these points. The light, when on, seemed to grow and no lights between these points. The light, when on, seemed to grow
less intense two, three, or four times. Time the light was observed --
each time was two to five seconds. Owing to the dark sky no object was
visible.
b. Observed at 2215 b. Observed at 2215 40 1955 from thirty seconds to a
minute and a half.
c. Observed visually from the ground. Observed visually from the ground.
d. Observed three miles northwest of Malvern, Pa. Object
approached from direction of Exton, Pa., at altitude of approximately
7000 to 1o,00o ft. and passed overhead and then tu rned slightly towards
a northerly heac
e. Observed by W Hilands, USN. Twenty viator
experience.
f. Weather -- clear dark sky with stars visible in all areas, except
in area I passed Exton where a light low cloud condition existed.
g. None.
h. None.
i. None.
j. None noted.
/s/ W. H. HILANDS

1
1Y UFOB INDEX CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
20 0 Was Balloon
27 May 1955 0 Probably Balloon 7/
Malvern, Pannsylvania 0 Possibly Balloon
3. DATE-TIME GROUP TYPE OF OBSERVATION
Local.. Ground-Visual Ground-Radar Was Aircraft
Probably Aircraft
GMT_ Air-Vi sual Air-Intercept Radar Possibly Aircraft
5. PHOTOS 6. SOURCE 0 Was Astronomical
Yes 0 Probably Astronomical roodbiy Asrronomicai
No 0 Possibly Astronomical Possibly Astronomical
M1l4ta M USM USN
7. LENGTH OF OBSERVATION 8. NUMBER OF OBJECTS 9. COURSE Other__ Other_
3o Sec 30 Sec TD TD 000 000 Insufficient Data for Evaluation Insufficient Data for Evaluation
12 Unknown
Uakmnown Uakmown One South to NNW South to NNW
10. BRIEF SUMMARY OF SIGHTING 10. BRIEF SUMMARY OF SIGHTING |11. COMMENTS |11. COMMENTS
Intermittent Intermittent bright light traveling at a speed Due to the elapsed time of over month
estimated at over one thousand (looo) MPH, estimated at over one thousand (looo)MPH, between date of sighting and date of between date ighting and date of
emitting no sound, sxcept when first si ghtad initial report to initial report t his headquarters, and is headquarters, and
a thunder type sound was noted. During the the improbability the improbability of further investigat further investigat
flight path from south to north-north-west flight path from south to north-north-west ion uncovering data of aighificant value, ion uncovering data o alghificant value,
a bright light was observed about every twenty a bright Light was observed about every twenty no investigation authorized by this
(a0) degrees of are from the observer and no headquarters. It is ossi ble that the
lights between these points. Owing to the observer sighited an aircraft, possibly
dark sky no object was visible. jet, crossing the sky at a hight rate
of speed with its running lights
flashing on and off.
AISOP Form 5 (15 Oct 54) A8-42t- (01 30-05,2349
.