PROJECT BLUE BOOK

1.
PROJECT 10073 RECORD CARD
1. DATE 2. LOCATION 12. CONCLUSIONS
0 Was Bailoon
24_May_1957 Chestertown, Maryland 000 Probubly Balloon
3. DATE-TIME GROUP 4. TYPE OF OBSERVATION Possibly Balloon
Local_.. Ground-Visual Ground-Radar Was Aircraft
000 Probably Aircraft
GMT_25/02407 Air-Visuai Air-Intercept Radar Possibly Aircraft
5. PHOTOS 6. SOURCE D Was Astronomical
Yes 0 Probably Astronomical
No Civilian & Mllitary Civilian & Mllitary Possibly Astronomical Possibly Astronomical
7. LENGTH OF OBSERVATION 7. LENGTH OF OBSERVATION 8. NUMB . COURSE XxOther-flares XxOthor-flares
00 0o Insufficiont Data for Evaluation
Unknown
4-5_minutes 4-5 minutes Bunch 207 falling
IO. BRIEF SUMMARY OF SIGHTING TO. BRIEF SUMMARY OF SIGHTING 1. COMMENTS 11. COMMENTS
Multi object report observed by Asst Multi object report observed by Asst Invesgigation revealed that Invesgigation revealed that
Secy of Army and others. Field in- flares were being tested at
vestigation made. See case file. Aberdeen Proving Groun at the Aberdeen Proving Groun at the
time indicated and were the
cause of the sighting.
ATIC FORM 329 (REV 26 SEP 52)

(Circle One):
a. In the business section of a city?
a. Inside a building b. In the residential section of o city?
b In a car cIn opan countrysida?
c. Outdoors d. Flying near an airfield?
d. In an airplane e. Flying over a city?
e. At sea f. Flying over open country?
f. Other__ g. Other
27. What were you doing at the time you saw the object, and how did you happen to notice it?
W chn
IF you were MOVING IN AN AUTOMOBILE or other vehicle at the time, then complets th following questions:
28.1 What direction were you moving? (Circle One)
a. North a. North c. East e. South g. West
b. Northeast d. Southeast Southeast f. Southwest h. h. Northwest
28.2 How fast were you moving? 28.2 How fast were you moving? miles per hour. miles per hour.
28.3 Did you stop at any time while you were looking at the object?
(Circle One) Yes No
29. What direction were you looking when you first saw the object? (Circle One) 29. What direction were you loo oking when you first saw the object? (Circle One)
. North a. North c. East East e. e. South South g. West West
b. Northeast d. Southeast f. Southwest h. Northwest
30. What direction were you looking when you last saw the object? (Circle One)
a. North c. East.. e. South g. West
b. Northeast d. Southeast f. Southwest .h. Northwest
3. If you are familiar with bearing terms (angular direction), try to estimate the number of degrees the object was
from true North and also the number of degrees it was upward from the horizon (elevation).
31.1 When it first appeared:
a. From true North _ degrees.
b. From horizon _ degrees.
31.2 When it disappeared:
a. From true North _. degrees.

34.1 CLOUDS (Circle One) 34.2 WIND (Circle One)
a.Clear sky .No wind
b. Hazy b. Slight broeze
c. Scattered clouds Strong wind
d. Thick or heavy clouds d. Don't remember
e. Don't remember
34.3 WEATHER (Circle One) 34.4 TEMPERATURE (Circle One)
Dry a. Cold
b. Fog, mist, or light rain b. Cool
c. Moderate or heavy rain Warm
d. Snow d. Hot
. Don't remember. e. Don't remember
When did you report to some official that you had sean the object?
5 C 1
Day Month Yoar
3.Was anyone else with you at the time you saw the object?
(Circle One) Yes No a
36.1 IF you answered YES, did they see the object too?
(Circle One) Yes No
36.2 Please list their names and bddresses:
m
Bnot .
.Was this the first time that you had seen an object or abjects like this?
(Circle One) Yes) No
37.1 IF you answered NO, then when, where, and under what circumstances did you see other ones?
38. In your opinion what do you think the object was and what might have caused it?
coulk heu ben a all t
)

IF you answered YES, then what speed would you estimate? ...m.p.h.
(Circle One) Yes No
IF you answered YEs, then how far away would you say it was? 1000feet.
NAME LusrNamo First Nama
ADDRESS @letiton
Street City Zone State
TELEPHONE NUMBER
What is your present job? tda What is your present job? Itudad
Ago Age - Sox M SoxM
Please indicate any special educational training that you have had. Please indicate any special educational training that you have had.
a. Grade school _ a. Grade school._ . o. Technical school e. o. Technical school
b. High school_L- b. High school (Type)_ (Type)-
c. College f.Other special training f. Other special training.
d. Post graduate
Date you completed this questionnaire: 12 1une 1452:
Dav Month Year

Pago9
U. S. AIR FORCE TECHNICAL INFORMATION SHEET
(SUMMARY DATA) /
In order that your information may bo filed and coded as accurately as possible, pleasa use
the following space to write out a short description of the evant that you observed. You may ra-
peat information that you hava already given in ths questionnaire, and add any further comments,
statemenis, or skatches that you believe are impertant. Try to present the details of the observa-
tion in the order in which they occurred. Additional pages of ths same size paper may be attached
if they are needed.
a
NAME (rlease Print) (Do Not Write in This Space)
CODE:
SIGNATURE
DATE fie 12,1952
D masa dean migit ima faly open shace. The amdean might ma faly spe sae.The
ofject ofjet was nat denly i
adentifed bent there werea adentifed hut there were a
brunch of lights tat had colored Lighis adjon the sade lnch of h
I
..

infermation as pos oncarning the unidentified derial phenomenon that you have observed.
Ploase try to answar as you possibly can. The information that you give will
be usod for resoarcl
be used in connection with any statemenis, conclusions, cr publications without your permission.
Wo reques: this parsona! information so that, if it is deamed naceasary, we may contact you for
further dotalls.
1. Whan did you sae the objact? 2. Time of day: - 9:40
Hour Minutes
Iriday- 24 MAy 1957
Month (Circle Ons): A.M. or P.M.
3. Time xone:
(Circle Ona): a. Eastern (Circls One): a. (Daylight Saving Teners biay. Gitbayugmr ouvig
b. Contral b. Standard b, Standard
c. c. Mountain
d. Pacific d. Pacific
. Othor . Other
4 Where were you when you sow the objoct? 4. Whare were you when you sow the objoct?
ChesTerrowN ChesTerTowN MaRyland MARyland
NeareatPoaial Adsresa AdEr? Cily or Town Stat or Country State or Country
Additional romorks: Additional romorks:
. Estimats how long you saw the object. 4
Hours Minutes Soconds
3.1 Circle one of the following to indicate! ow certain you are of your answer to Question 5.
a. Certain c. Not very sure
. Fairly cortain d. Just a guess
What was the condition of the sky?
(Ciralo One): c. Bright daylight d. _Just a traco of daylight
b. Dull daylight . No trace of daylight
c. Bright wilight f. Don't remember
7.IF you saw the objoct during DAYLIGHT, TWILIGHT, or DAWN, where was the SUN located as you looked at
the objsct?
(Circle One): a. In front of you d. To your left
b. In back of you e, Overhead
c. To your right f. Don't remember
ATIC FORM NO. 164 (13 OCT 54)

Page 2
8. IF you saw the ouject at NIGHT, TWILiGHT, or DAWN, what did you notice concarning tha STARS and MOON?
8.1 STARS (Cirele Ona): 8.2 MOON (Circla One):
a. None a. Bright moonlight
b. A fow .Dull moonlight
c. Many c. No moonlight - pitch dark
d. Don't remamber d. Don't remomber
9. Was the object brightar than the background of the sky?
(Cirela One): a. Yos b. No c. Don't remember
10. IF it was BRiGHTER THAN tha sky background, was the brightness like that of an automobilo headlight?:
(Circle One) a. A mila or mora away (a distant car)?
b. Several blocks away?
c. A block oway?
d. Saveral yards away?
e. Other
11. Did the object: (Circle One for each question)
a. Appear to stand still at eny tima? Yos No Don't Know
b. Suddenly speed up and rush away at any time? Yes No Don't Know
c. Break up into parts or explode? Yes No Don't Know
d. Give off smoke? Yes No Don't Know
e. Change brightness? Yos Nor Don't Know
f. Change shape? Yes Don't Know
g. Flicker, throb, or pulsate? Yes No) Don't Know
Loud?
facause
2t roed lot peco en dris
Did the bject move in front of something at anytime, particularly a cloud?
(Circle One): Yes No Don't Know. IF you answerad YES, than toll what
it moved in front of:
14. Did the object appear: (Circle Ona): a. Solld? b. Transparent? c. Don't Know.
15. Did you observe the object through any of the following?
Eyeglasses Yes No) . Binoculars Yes
b. Sun glasses Yes (No f. Telescope Yes CNo
c. Windshield Yas No g. Theodolite Yes No
d. Window glass as №o h. Other

It was suspended and did not mol
201 12 d50 f0o.
22. How large did the object or objects appear as compared with one of the owing objects held in the hand
and of about arm's longth?
(Circle One): a. Hoad of a pln g. Silver dollor
b. Poa h. Bassball
c. Dima 1. Grapofruit
d. Nickol 1. Baskatball
e. Quarter k. Other. The sin   1 plate
. Half dollar heed
a. Cortain c. Not vory swre
b. Fairly cortain d. Uncertain
brit Heere were Fvehie:
or fourtene lights suprnded an oval wrik trvs red
lights at eicter ind. at resentled an oul chanddin
fhat (not teired). But there 2as not ary darhness
of the form to while te leglets miglet hae bee
attached.

d. In an airplane e. Flying over a city?
e. At sea f. Flying over open country?
f. Othar _ g. Other _
What wers you doing at the time you saw the object,and how did you happen to noticeit?
28.1 What direction were you moving? (Circle One) 28.1 What direction were you moving? (Circle One)
a. North c. East e. e. South South g. West
b. Northeast Northeast d. Southeast d. Southeast f. Southwest h. Northwest
28.2 How fast were you moving? _. 28.2 How fast were you moving? 25 miles per hour.
28.3 Did you stop at any time while you were looking at the object?
(Circle One) Yos Yos) No No
29. What direction were you looking when you first saw the object? (Circle One)
c. North c. East e. South g. West
b. Northeast d. Southeast f. Southwest h. Northwest
30. What direction were you looking when you last saw the object? (Circle One)
a North c. East e. South g. West
b. Northeast. d. Southeast f. Southwest h. Northwest
.If you are familiar with bearing terms (angular direction), try to estimate the number of degrees the object was
from true North and also the number of degrees it was upward from the horizon (elevation).
31.1 When it first appeared:
a. From true North .. degrees.
b. From horizon ... degrees.
31.2 When it disappeared:
a. From true North .. degrees.
degrees.

Page 6
32. In the following sketch, imagine that you are at the point shown. Place un "A" on the curved line to show how
high the object was above the horizon (skyline) when you first saw it. Place a "B" on the same curved line to
show how high the object was above the horizon (skyline) when you last saw it.
B
. In tha following larger sketch place an "A" at the position the object was when you first saw it, and a "B" at its
position whan you last saw it. Refer to smaller sketch as an example of how to complate the larger sketch.
B

Page 8
3.Do you think you can estimate the speed of the object?
(Circle One) Yes No
IF you answered YES, then what speed would you estimate? _m.p.h.
object was?
(Circle One) Yes No
IF you answered YES, then how far away would you say it was? 3000 foot.
4 Please give the following information about yourself:
NAME ast Nama First Name Middir
Nom.
ADDRESS ChesterrowN MD.
City Zons State
TELEPHONE NUMBER TELEPHONE NUMBER
What is your present job? _. What is your present job? __ Hoosewife
Ago 14 Sex FEMaLE
Please indicate any special educational training that you have had. Please indicate any special educational training that you have had.
Technical school _ =
b. High school (Type)
c. College_ .Other special training.
d. Post graduate ..
42. Date you completed this questionnaire: 12 1957
Doy Month Yoar

This case involves an Asst Secretary of the Army.
of all c.ncerned that Mr would undoubtedly allow
- the use of his name if properly approached. the use of his name if properly approached.
..
.

wofft are ttone -
uppeared as teelee on fourtan lifetsr tangup suat
a red lijlt at eade eed I the oval I ligt. We cold see ha mars
that wruld spgort theu bt t it wa pitil darte acd we
fadsed the liglets to be "wharton's Ghed" wheihe was anet
J
an
the lejlets Argh wet at. trat ched fn tei returen bret
Iere los none. These lijletr were whit lighto libe large atrut
Carps in an oual patter
end. at Rered leglets on the laft(nd)
Oud defitily beamed ray dounurnd. The otens wee pie leglls.
y

ite land noi moe tthen 70 t
distauie at nighd t0 not the
juidga a lighls sesenbled this
1 tut d m abrilet the glop A lighlt.
tee towo drt balle representug the red
fom with
Jhere was no change in tust o te hit
lilt do.
LAL watitg it, trei it
We were driiring
did not appear to rou. .

90°
Zenith
60° 60°
1
1
1
1 1 -
I 1
+ —-- ---+
300 | 1
1
1
! 1 1
1 I
1 I 1 1
1
1
245
P.A
225 270
SW W 315
NW
180 OZ
S
135
SE $90 45
NE

be used for research h purposes, and will bo regarded as confidential material. Your name will not
be ussd in connection with any stataments, conclusions, or publications without your permission.
We requas? this parsonal information so that, If it is deemed necassary, we may contact you for
further dorails.
I. Whan did you see the object? 2. Timo of day: 5 PM
HoUr
FR1 (P.M.
Moath (Circle Ona): A.M. or
Time zone:
(Circle One): c. Eastern (Circls One): a.Daylight Saving
b. Contral b. Standard
c. Mountain
d. Pacific
o. Othar
4. Where were you when you saw the object?
PADy/UND KENL
Noarest Pogtal Addrasa Cityor Towar --Stotror Country
osreuy 2d-(1)yile 1mile .
CASTOF Ceeer Peeer
5. Estimate how long you saw tho object.
Houre Minutes Seconds
5.1 Circle ons of the following to indicate how cartain you are of your answar to Question 5.
a. Certain c. Not vary sure
b. Fairly cortain d. Justa guess
3. What was the condition of the sky?
(Circla One): Bright daylight d. Just a trace of daylight
b. Dull daylight e. No trace of daylighn
c. Bright twilight f. Don't remember
7. IF you saw tha object during DAYLIGHT ,TWILIGHT, or DAWN, where was the SUN located as you looked at
the object?
(Circle One): a. In front of you d. To your left
b. In back of you e. Overhead
c. To your right f. Don't remember
ATIC FORM NO. 164 (13 OCT 54)

8.1 STARS (Circle One): 8.2 MOON (Circle One):
a None a. Bright moonlight
b. A few b. Dull moonlight
c. Many c. No moonlight - pitch dark
d. Don't romomber
9. Was the object brightar than the buckground of the sky?
(Circle One): a. Yos b. No c. Don't ramember
(Circle One) a. A mile or more away (a distant car)?
b. Soveral blocks away?
c. A block away?
d. Soveral yards away? /
0.Othor 34 otamile awA
1. Did the object: 11. Did the object: (Circle One for each question) (Circle One For each question)
o. Appear to stand still at any time? Yes Yes. No Don't Know Don't Know
b. Suddenly speed up and rush away at any time? Yos No No Don't Know
c. Break up into parts or explode? Yes No Don't Know
d. d. Give off smoke? Yes No Don't Know
o. Change brightness? Yos N\o}$ No Don't Know
f. Change shape? Yes No- Don't Know
g. Flicker, throb, or pulsate? Yos Don't Know
Did the object move behind something at anytine, particularly a cloud? .Did the object move behind something at anytine, particularly a cloud?
( Circle One): Yes) No Don't Know. IF you answi S, then tell what
it moved behind:. se me b
ObecT-Moven VeRY
Did the object move in front of something at anytime, particularly a cloud?
(Circle One): Yos No Don't Know. IF you cnswered YES, than tell what
it moved in front of: -
S2e 2uesTion 12
14. Did tho object cppear: (Circle One): a. Solld? b. Transparent? c. Don't Know.
1.Did you observe the objoct through any of the following?
a. Eyeglasses Yes (N0 e. Binoculars Yes CN
b. Sun glasses Yes No f. Telascope Yos
c. Windshiald Yesu No g. Theodolito Yes №o
d. Window glass 05 №No) h. Other

17.
on arrow beside the drawing to show the direetlon the oblnct was moving.
150 Fee7 =
LiGhT OkodLighT
Reo
T
3oFeeT D O
t 0 0
allothen Liahts Gaenish white
8 The edges of the objoct were: 18. The edges of the objoct were:
(Circlo One): a. Fuxzy or blurred (Circto One): a. Fuxzy or blurred . Oother NoT Visible
b. Like a bright star b. Like a bright star
c. Sharply outlined
d. d. Don't ramamber Don'tremember
IF there Was MORE THAN ONE object, ,then how many wor there?

21. IF POssiBLE, try to guess or astimats what the real size of the object was in lts longeat dimenslon.
150 ..faet.
22 How large did the object or objects oppear a lowing objscts ha the hand
and at about arm's langth?
(Circle One): a. Head of a pin g. Silver dolior
b. Fea h. Basoball
c. Dime i. Grapefruit
d. Nickat i. Baskatball
. Quartor k. OthonLooke Like Ligbtes
. Half dollor
22.1 (Circls Ons of the following to indicats how cortain you are of you answer o MARY
a. Cortain c. Not very sure
b. Foirly cortain d. Uncertain
23. How did the object or objects disappear f
laehe Diean Liner buiTiwiThout Visible
eenintho
Outfine
dackof Misht aT appeox. .H mites diston

a. Inside a building
b. In a car_ c. In open countryside?"
c. Outdoors d. Flying near an airfield?
d. In an airplane e. Flying over a city?
e. At sea f. Flying over opan country?
g.
EARiS.
27.What were you doing at the time you saw the object, and how did you happen to notice it?
dering inacae heaa sn tosaen: the
o. nyou weramo.
28.1 What direction were you moving? (Circle One) 28.1 1 What direction were you moving? (Circle One)
a. North a. North c. East) C e. e. South g. West
b. Northeast Northeast d. Southeast f. Southwest h. Northwest
C
ere looking at the object?
(Circle One) Yes Yes No No . . -
2. What direction were you looking when you first saw the object? (Circle One)
a. North c. East e. South g. West
b. Northeast d. Southeast f. Southwest h. Northwest
30. What direction were you looking when you last saw the object? (Circle One)
a. North C. East e. South g. West
b. Northeast d. Southeast f. Southwest h. Northwest
.If you are fomiliar with bearing terms (angular direction), try to estimate the number of degrees the object was
from trus North and also the number of degrees it was upward from the horizon (elevation).
31.1 When it first appeared:
a. From true North _ 45 degrees.
b. From horizon degrees.
31.2 When it disappeared:
a. From true North degrees.
From horizon degrees.

Pago 6
. In the following sketch, imagine that you are at the point shown. Place an "A" on the curved line to show how
high the object was above the horizon (skyline) when you first saw it. Place a "B" on the same curved line to
show how high the object was above the horizon (skyline) when you last saw it.
>
In the following larger sketch place an "A" at the position the object was when you first saw it, and a "B" at its E
position when you last saw it. Refer to smaller sketch as an example of how to complete the larger sketch.

Page 7
34. What were the weather conditions at the time you saw the object?
34.1 CLOUDS_(Circle One) 34.2 WIND (Circle One)
a. Clear sky a. No wind
b Hozy Slight breez
c. Scattered clouds Strong wind
d. Thick or heavy clouds d. Don't remember
o. Don't remember
34.3 WEATHER (Circle One) 34.4 TEMPERATURE (Circle One)
a. Dry a. Cold..
0. Fog, mist, or light rain b. Cool
Moderate or heavy rain c. Warm
d. Snow d. Hot
Don't remember e.
.When did you report to some official that you had seen the object?
Thyes JyNee 05
Doy Doy Month Month Yoar Year
36. Was anyone olse with you at the time you saw the object? 36. Was anyone olse with you at the time you saw the object?
(Circle Ong) (Circle Ona) Yes Yes No No
36.1 IF you answered YES, did they see the object too?
(Circle One) (Circle One)( Yes No
36.2 Please list their names and addras 36.2 Please list their names and addres
WiFe
SON SON (AGe 14) (AGe 14)
(Circle One) Yes No .
37.1 IF you answered NO, then when, whare, and under what circumstances did you see other ones?
m
38. In your opinion what do you think the object was and what might have caused it?
Do NOT KNOW
buT believe if WAs
AND MAN MADE.

-
immediately und Pentagon,
from the other
.
sightings.
An analysis of weather conditions at the time of the sighting ruled out
clues. 3.)
the
date 3
Grounds, which are 1 located
Northwest across the bay.

Page 8
Do you think you can estimate the speed of the object?
(Circle One) Yes No
IF you answered YES, then what speed would you estimate? 42m.p.h.
Do you think you can estimate how far away from you the object was?
(Circle One) CYos No
IF you answered YEs, then how far away would you say it was? 2.+to 74+oiles
. Please give the following information about yourself:
Last Name Middl Nama
Stroet City Stato
TELEPHONE NUMBER
What is your present job?
A5o 49 A30 49 Sex
Please indicate any special educational training that you have had.
a. Grade school e. e. Technical school e. e. Technical school.
b. High school . (Type)-
c. College - f.
d. Post graduate LDC
this questionnaire: 17i4 Tuve -1957
Dav Month Yoar

In ordar that your information may be filed and coded as accurataly as possible, pleasa use
the following space to write a short description of the ovent shat you obsarved. You may re-
peat infortmation that you have already given in the questionnaire, and add any further comments,
statements, or sketches that you believe are important. Try to resent the details of the observa-
slon in the order in which they occurred. Additional pages of the ame size papar may ba attached
if they are neaded.
NAME (Do Not Write in This Space)
CODE:
SIGNATURE
DATE
1

90°
Zenith
60°
1 600
1
/ 1 1
1 1 1
1
+- + -t
1 1
1 1
1 1
| 1
A9PM
1
1
225 270
SW W 315
180 NW
S OZ
135
SE 90 45
E NE

..
90°
Zenith
1
600
600
1
/ 1
I I
+-
/ | 1 ---+ ---+
1 1
1 9: 1
1 1
H9PM 1
| 1
225 270
SW W 315
180 NW
S O
135 N
SE 90 45
E NE

reporting on the findings o f M/Sgt. O. D. Hil1
regarding the U. F. O. observed by me and my
family at Chestertown, Maryland.
We are glad that Sgt. Hill was able to
determine at least to his satisfaction the
cause for our concern and interest in what we
observed.
I am looking forward to receipt of the book
that you are publishing on this whole subject
when it is-available for distribution. it is-available for distribution. The
public should receive considerable comfort from .
the thorough and careful manner in which the
Air Technical Intelligence Center of the Air
Force is approaching this matter.
With highest personal regards.
Sincerely yours, ...
=
Mr. A. Francis Arcier
Scientific Advisor
Air Technical Intelligence Center
United States Air Force
Wright-Patterson Air Force Base, Ohio

SECURITY CLASSIFICATION
JOINT MESSAG RM UNCLASSIFIED
SPACE BELOW RESERVED FOR COMMUNICATION CENTER
Jon 19 1 00 14 '57
PRECEDENCE TYPE MSG (Check) ACCOUNTING SYMBOL ORIG, OR REFERS TO CLASSIFICATION OF REFERENCE
ACTION ROUTINE BOOK MULTI BINGLE
INPO RJ
FROM: SPECIAL INSTRUCTIONS
COMDR ATIC
COMMANDING GENERAL
ABERDEEN PROVING GROUND, MARYLAND RUETGH
AF GLne
UNCL/FROM: AFOIN-4E4 crm 6-834-E
IN ACCORDANCE WITH AFR 200-2, UFO REPORT, REQUEST CHECK OF ANY
KNOWN ACTIVITIES OR OPERATIONS THAT WOULD ACCOUNT FOR UFO SIGHTING
VICINITY OF WHARTON'S CREEK OR CHESTERTOWN, MARYLAND, BETWEEN
2100 TO OF 24 MAY 1957.
PU PL
r r:
27
COORDINATION:
AFOIN-4E4 S.mit
DATR 18 u 52
8 Miley
DATE 18 T1030
MONTH JUNE YT 3
SYMBOL SIGNATURE
AFOIN-4E4
TYPED NAME AND TITLE (SignatUre, if rEquired) TYPED (or RAMRed) NAM
M/Sgt O. D. Hill
3--w NR.OF aWJWKOWC ROBERT E. O'CONnOR
PHONE 69215 PMAG PAGE3 1
SECURITY CLASSIFICATION Captain, USAF
UNCLASSIFIED Assistant Adjutant
FOR 73 REPLACCS UD FORM 173. 1 OCT AO. WHICH WILL DE USEO UNTIL EXHAUGTED
.

INCL #
AT.C
1 JUL 57 10 47
4X22 (
EnO
(
UPH113V WPA521 CXA028UYA036EUB134ETA078
RR RJEDWP
DE RUETGH 003
3 0112252
FM COM657ETH TESTGRU/CML AND D ORD/ ABERDEENPG MD
:0 COMDRATIC WPAFB OHIO √
AF GRNC
BT
(UNCLAS)FRO ACQRO 854 TT9089 SGD DESENS
OiIr
24
BT Note time:
CFN 854 TTS0S9 13 6-834-E 18 25 B-26
1129A1 (3) M89 B-26 41 2120 24 57 Mn.
11/12472 Gakes
GReW
of
(
See , bobs and Raves
.

1 July 1957
FENDRANDUM FOR FILE
SUBJEOT: Irvestigatien of Uro
conversation with Col. Desens, Operations Officer, Air Force
at Aberdeen Froving Growd, Maryland. It was deternined at this
time by his records that on the night of 24 ond 25 ley l957 at
a demonstration did take plade over the area Wherton Creek,
Marylaud, and thot World War II parachute flares were dropped. Marylaud, and thot World War II parachute flares were dropped.
This drop was for the benefit of West Point Cadets whe were This drop Was for the benefit of West Point Cadets who were
visiting the Aberdeen Froving Ground.
Ohin K. Hill Qhili. 7ill
OLIVER D. HILL
M/egt, USAF
*
-
b

(PLACE SECURITY CLASS. HERE)
PROJECT REPORT & TERMINATION PROJ. NO.(10073)
5771
MAK......COPIES DISTRIBUTE TO PAGE ND.
200-7 1
ITEM NOT ON ITEM NEW
NO. TIME COMPLETION DATE
AFOIN-4E COMMENT NR. 1 25 June 1957
The attached trip report is forwarded for necessary
coordination and approval.
ObHill
1 Incl OLIVER D. HILL, M/SEt, U$AF
Trip_Report _--- AFOIN-4E4
BFCIN-Y =2 6/28/22 H.l27/61/5-7
Apfeaed. Afemed.
Disbuala a Tisbals Fat
.
-

AIR ECHNICAL INTELLIGENCE CENTER
WRIGHT PATTERSON AIR FORCE BASE, OHIO
PROJECT NUMEER 5771 DATE 18 June 1957
TRAVEL ORDER NUMBER 00160 DIVISION Air Sciences
SUBJECT: (U) Travel to Washington, D.C. and Chestertown, Maryland
Re: Uro Sighting Investigation
A. PURPOSE
l. The purpose of this travel was to investi particuler UFO
sighting brought to the attention of ATic by Mr. Office
Assistant Secretary of Defense (U.S. Arny).
B. FACTUAL DATA
nd terminated 16 June 1957.
M/Sgt Oliver D. Hill, Air Sciences Division,
AFOIN-4E4, acting i estigator.
4. Names of persons contected for .
information regardi iting in question:
a. Me. Pentagon, Washington, D.C.
b. Mrs. Mashington, D.C.
c. Master Maryland A
d. Numerous local citizens, Wharton Creek, Maryland ..
e. Capt Cunnion, Flight 3D, 46o2d AISS, Washington, D.C.
pertinent facts, and reasons for recommending this investigation.
6. The following is a summary of the case investigated, statement re-
garding results, opinions, im pressions, and other pertinent highlights of
regarding subjec ise.
a. Interview with Mr Office Assista
Defense (U.S. Army) Pentagon, Washi ton, D.C.
(1) Mr the undersigned in his office at the
Pentagon on the afternoon of 12 June 1957 where he gave
a full and clear account of the UFO sighting that he, in
the
the night of Friday, 24 May 1957 at 2l45 hours EDT. Mr.
agreed at this time to fill out AF Form i6h as
completely as possible for the information and analysis

CHESTERTOWN, MARYLAND
INCIDENT
24 May 1957
It was determined that the Aberdeen Proving Grounds were giving
flash bo
flares for visiting West Point Cadets on the night incident.

stated she was positive they had seen an unusual object
but was of the firm opinion that it was man-made and
nothing of an extraterrestrial nature.
c. Interview with 14 years Creek
a few miles from Chestertow, Land.
(1) gave in substance the same account of the sight-
ing as had been given by his mother and father, and com-
pleted AF Form #164 then agreed to take the e under-
signed to the exact location of the sighting. This was
accorplished and photographs were taken of the area.
then accompanied th Che undersigned to Wharton Creek.
a. Interviews seven per rsons at House.
(1) These people did not give their names or addresses but as
they all either work at the pier or are f fishermen there,
it should be
necessary to interrogate them again.
.
(2) It was while interviewing these individuals that the only
reasonable solution was arrived at. These seven persons
all remembered the time and date as given by the family
and this event was vivid in their ninds because of a brush
fire which occurred a few minutes after the sighting was
made; they all had seen the phenomenon and all agreed that
the cause of the sighting was an experiment from Aberdeen
Proving Grounds, which is located to the Northwest across
All seven stated
that they had in the past cbserved such experiments guite
often. None of these people completed AF Forms #l6k but
several forms were left with them at their request. The
owner and operator of this boat house was most cooperative
and helpful, and stated that if he could be of any help in
the future to call on him personally.

again contacted by phone and a account of weather
and radar were given as follows: weather, clear, dry and
cool-winds i to 2 mile per hour. There moon,
only a few stars visible.
(2) A, U.S. Army site which vas the nearest point to the sight-
ing area with radar repor the peried
indicated above.
i. Aberdeen Proving Ground, Aberdeen, Maryland.
(1) A request was sent to the Commanding Ceneral, Aberdeen
Proving Ground, for all available information concerning
eny activities any activities taking plece at the base on the night of plece the night of
24 May 1957 t forwarded to ATIC. At l43o hours varded to ATIC 1430 hours
27 June 1957 celephone conversation between Col. ephone between Col.
Desens, Operati Ofricer, US Air Force at Aberdeen Picer, U Force at Aberdeen
Proving Ground Maryland, and undersigned, it was determined Proving Ground,1 Maryland, and undersigned, it was determined
by review O records that on the night of 24_and 25_May
1957 between 9:30 and 10:30 PM EDT that an aerial that an aerial
demonstretion involving B-26s took place over the aree of demonstration involving B-26s took place over the oree of
Wharton Creek, Maryland; and that World War II perachute
flares,were dropped. Verification of this demonstration Verification of this demonstration ..
is contained in inclosure #2 of this report. is contained in inclosure #2 of this report.
AND FLASH BOMSS AND FLASH POMBS
C. CONCLUSION
7. Based on all the information obtained from this investigation, it
appears certain that this sighting was caused by an experiment or test of
certain types of flares by the U.S. Army and that they originated from
Aberdeen Proving Ground, vhich is located near the subject sighting.
D. RECOMIENDATION
8. That the UFo case investigated herein be entered in the Uro case file
under the category of OThEr,(Flares)of unusual nature.
1 Incl OLIVER D. HILL
Msg T19039 M/Sgt, USAF
1. and fonad
2..

25 My 1957
Infornation Only Ceell County, Id.
Cource: CSI Bulletin # 20, 25 July 57
rge object with red and green
lights around County

information as possible oncernin identified aerial phanomenon that you hava observad.
Ploasa try to answer as many questions you possibly can. The information that you give will
be used for resoarch purposes, and will ragarded as confidential material. Your name will not
bo used in connection with any statementa, conclusions, or publications without your parmisslon.
We request this parsona! information so that, If it is doemed necessary, we may contact you for
further details.
1. Whan did you ses the object?
Hour Minutes
24 19
Day Month (Circle One): A.M o P.M.
3. Time xone: Time xone:
(Circle One): a. Eastorn Eastern (Circls Ona): (Circlo Ona): a. Daylight Saving a. Daylight Saving
b. Contral b. Standard
c. Mountain c. Mountain
d. Pacific
. Other . Other-
4.Where were you when you saw tho objoct? 4. Where were you when you saw tho object?
phecterdewn phecterlewn
arest Poutal Address City or Town City or Town Stats or Country
Addirional remarks: - Addirional remarks: 0X mihtand in ightand
5. Estimote how long you saw the object. 425
Hours Minutea Seconds
5.1 Circle one of the following to indicate how cartain you are of your answer to Question 5.
.Certain c. Not very sure
b. Fairly certain d. Just a guess
6. What was the condition of the sky?
(Circle One): Bright daylight d. Just a trace of daylight acliandak
b. Dull daylight No trace of daylight aky
c. Bright twilight f. Don't remember
IF you sow the object during DAYLIGHT, TWILIGHT, or DAWN, where was the SUN located as you looked at
the object?
(Circle One): a. In front of you d. To your left
b. In back of you e. Overhead
c. To your right f. Don't remember
ATIC FORM NO. 164 (13 0CT 5 54)

Paga 2
8.IF you saw the goject at NIGHT, TWILIGHT, or DAWN, what did you notice concerning the STARS and MOON?
8.1 STARs (Cirelo Ono): 8.2 MOON (Circle One):
a. Nono a. Bright moonlight
b. A fow . Dull moonlight
c. Many c. No moonlight - pitch dark
d. Don't remember d Don't romember
Was the object brightar than the background of the sky?
(Circle One): a.Yos) b. No c. Don't romember
10. IF it was BRIGHTER THAN the sky background, was the brightness like that of an automoblla headlight?:
(Circle One) a. A mile or more away (a distant car)?
b.Soveral blocks away?
c. A block away?
d. Several yards away? d. Soveral yards away?
. Other
.Did the object: .Did the object: (Circle One for each question)
a. Appear to stand still at any tima? Yes Yes No Don't Know
b. Suddenly speed up and rush away at any time? b. Suddenly spaed up and rush away at any time? Yes Yos No Don't Know
c. Break up into parts or explode? Yos Yes No) No Don't Know
d. Give off smoke? Yes Yes No Don't Know
a. Change brightness? Yos No Don't Know)
f. Change shape? Yes No No- Don't Know Don't Know
g. Flicker, throb, or pulsate? Yes No Don't Know i anld Don't Know
.Did the object move behind something at anytime; particularly a cloud?
(Circle One): Yes No Don't Know. IF you answered Y S, then tell what
it moved behind: 1
.Did the object move in front of something at anytime, particularly a cloud?
(Circle One): Yes No Don't Know. IF you answered YES, than toll what
it moved in front of: _.
14. Did the object appear: (Circle Ona): a. Solld? b. Transparent? c. Don't Know.
15.Did you observe the object through any of tha following?
a. Eyeglasses Yes o. Binocula"s Yes No
b. Sun glasses Yos No f. Tolescope Yes No
e. Windshleld Yes No g. Theodolite Yes
d. Window glass Yes No h. Other

he objact tht you saw such as wings, protruslons, ot, and especlally exhaust tralls or vapor trail.Placs
an crrow beslds the drawing to show the direstlon the obloet was moving.
CobadC cslored
tange thees
Y8. The odges of the object were:
(Cirelo Ona): a. Fuzzy or blurred
b. Liko a bright star
c. Sharply outlined c.Sharply outlined
d. Don'tramomber
19. IF thard was MORE THAN ONE objact, then how many ware there? a
000055
light

Kandly ang
Dand atill
2IF PossiBLE, try to guess or estimate what the real slze of the object was In its longest dimension.
abnut footlong
22 How large did the object or objects appsar ollowing objects
and at about arm's length?
(Circla One): a. Hood of a pin g. Silver dollor
b. Pea h. Basaball
c. Dime i. Grapsfrult
d. Nickef I. Basketball
o. Guarter Quarter k. Other _
f. Half doliar f. Half dollar
22.1 (Cirels One of the following to Indicato how certain you are of you answar to Quastion 22. 22.1 (Circls One of the following to Indicate how certain you are of your answar to Quastion 22.
a. Cortain c. Not very sue c. Not very sure
(b. Fairly certain b. Falrly certain d. Uncertain
23. How did the object or objects disappear from viow? 23. How did the object or objects disappear fro nviow?denli mentoil
24. In order that you can glve as clear a pleture as posslbls of what you sow, we would like for you to Imagine that you could
construct ths obloct that you saw. Of what type moterlal would you make it? How large would it be, and what shape
would It hove? Doscribe In your own words a common oblect or objoets whlch whon plaesd up In the aky would give the
sams appeoranes os the oblect which you saw,