DECLASSIFIEDUSAF PROJECT BLUE BOOK · NARA T-1206
UNITED STATES AIR FORCE
PROJECT BLUE BOOK
UNIDENTIFIED FLYING OBJECT CASE FILES · 1947 – 1969
CASE REFERENCE8758441
DATE OF SIGHTINGAugust 1952
REPORTED LOCATIONDULUTH MINN
FRAMES12
Machine transcription · mean legibility 64.8/100 ·
engines: tesseract-200dpi
Transcribed Frames
FRAME 001 / 012POOR LEGIBILITY — PENDING RE-EXAMINATION
en ee ee ee, ee ee ee ee ee ee ee ee eee ee eee a ST) a on, mee @ +s “on om ee:e afew” wee § Ler ° . '
i. DATE 2 be CATION "a CONCLUSIONS
: | 7 Aur 2 | DULUTH, MINI. fas Saltaon
} ‘G Probabiy Sciicon :
ea dns aS eee aie 46-0 — — — —— — Be amaemEhesteoee — tee eer~weeees ecu +o - ” . mt on ‘* . '
13. DATETIME GROUP Va. TYPE OF OBSERVATION =e oe |
} ; 7 . !
- Cc A us mn Pan 32% : 4 Nar Aarerett ’
Local 07/1504 2ST —--- —— DX round= Vi sual S Ground-Racer ag “robaniy Aurerate
a C4 ae 2106 2 aoe ae. TS Ain Visual Ci Air- Intarceat Recar Ci Possibly Arrcecie
; $s. ‘PHOTOS =. : > ae —- b. SOURCE aa 2% Z : C Was Asteonomece) t ;
| o Yes . i e Prabebiy Astroconneai ' }
XXNo ; Weather Sbrse erver GG Passitiy Astronomical i
2 LENGTH OF OBSERVATION +6. NUMBER OF OBJECTS 9. COURSE (5 Otmer i...
us ; , x loeutticuent Cera tor Evaluatnan t
2 Vin. 1 Une rove |
oe ES 6 ee a Poe. eee I eR a ee A ee a = -
id. BNICE SUMMARY OF MOK TIAS 1 OmalnTs
“bserver was trackinz ba? loon hy
. thecdolite when he discovered a smill object. 7
} in the s*y which he observed fer two minutes, : ..
: Observer could not locate tre chiect acain : |
, after adjustire theodolite to chack on pilot | |
mllcon. Coject was not rovine. Had
; apoearance of brisht spot of sunlixht.
! .
i ;
: |
| : |
'
: | |
; ’ i
I t |
-__-— LE ee ee Ee Oe ee ee ee + ee ee ee ac —_— or —S——— eee —_ —_———— ee ee }
ATIC FORM 339 (REV 26 SEP 32)
= — ee ret eee ee SS ee ee ee — *. ve Pa! —
PROJECT 10073 RECORD CARD
FRAME 002 / 012POOR LEGIBILITY — PENDING RE-EXAMINATION
296
30.
Was anyone else with you at the time you saw the object?
(Circle One): Yes or (to )
29.1 IF you answered YES, did they see the object too?
(Circle One): Yes or No
29.2 Please list their names and addresses:
Please add here any further comments which you believe are important,
Use additional sheets of the same size paper if necessary,
Sthee CLC have ta Kew pr/et bal/oon Obsavyrntiens for my Powers
= Kuew Eha’t Che P h-e LOW Odeq ne ve
w aes no t ou & arenadiy
rab . The “1 :
Dbsevved 2 Poot Fran Ad not Riess mm El « Cheodo,, é ©
‘
a / , * , )
7 a. ful minute , W,€h vespect Se meavement tais
’
jena ves there« pessrhe ld ties for Cha minutes [— The eb sect
d w A
dial not mere; a= aay tae { “al a
2 ‘he object c time of at 24.0 ahbeve the Revi ras te p
hy , . . " » 4
lmSae ols vectren at 237.3% ; a— fhe eo byecl degeender at Aat.o® a bor
” . . ; A Zo! eS
Cee ~e. Mowrrzentta. {4a Che. Pivec€ronr of 237445 ,
a ae Ly ao” .
Sthee move ba &- “4-2 LAto de/; Le Cause J Lat «. re) byec Fo waiva
- 4 o , ; Ld .
Ae KO SSS Cha rr,e/a ot Wrsre ,t prebs 6 ly Conf q te o Aen ve
been Ca“ws A by any detect | Bad the 44s Evumen t
FRAME 003 / 012POOR LEGIBILITY — PENDING RE-EXAMINATION
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ad {
erie ead of
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r’ Jot.) uN Jr DWP at | aus ww NEES
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sic! }
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°-= >_> sm Ff Patrr?rs 1 ar ae) an LA , 7.9 Am 7 21 frre fas "9S TY) r
-. Op od ue 404 INTE Lb jing WOT Writ gu hi¥ad ls nae UW &
ois : a . . — — . ** a - Arey “ee Fe ye} fT ’
: FO Jt D wrod ‘ALa Ti ‘Ch y BL lL, Czlk JRIGHT PALI g&atdD Ora Bis & 4 Re amc
TTT an A? —a ye AT?™ nt - SDT T1532 eee Q
& EDEN/C ned ADC sei’ his \W/ oe es 2 a) i LVULY
. a. s. ~~ 17% -¢ & . oe . ) .7 » _—— ot A , rs i he -a
Te 75 TL oS PD PLYOSAPT. OUR SNALL sRIcHi
: ~+ - : *s fim . T \3 THTTI 34 SRT Nai. DB “TS. OP Les
LGKE gy COLUR CF SUNLIGHT y iO SOUND R MOVAcis0 e OBSERVED THRU
+
TINODOLITE APPEARED 172% IN LOWG 4/744 IN HIGH. OESERVED SY Rr
GROMMET NA) TEOROLOCIST OBSERVING WEA BALLOON WM-JOHNSON ARPT
DULUTH MINN FROM 21367 TO 21252 7 AUG S526. WIND AT 15402 FT 25% DEGREES
- . : --* ie -: “aa Ci ie — a wee 1 . » ig iti “7 a he
i3 KNOTS e NC PHYS ICAL zVvi1 ENCE $ iwO INTE RC: PT OR IDENT I a I CAI 1 Clive SIN
23/25252 AUG lite
-_ ata f pou
FRAME 004 / 012tesseract-200dpi
STE ee Te es Chia
ere EEL EP she PF sigeta bl ae
AF FORM 112—PART II | Sie aree
APPROVED 1 JUNE 1948 macaw CaF nn hi ns BE EE
AIR INTELLIGENCE INFORMATION REPORT
REPORT NO,
PROM (.lgeney)
- . ry - : -;. “
fired AL? SGase Squadron ae ve nme
a <x >) 7 ode © 9 pa ~- PAGE tL OF 4 PAGES
sabher Purean Aimmort Station, Duluta, Uimesota, August 5, L752.
is. sh ¥ Jt U.S. WEATHER YURSAU METEOROLOCIST OF LIGHT SEEN IN PLio? GALLOON OSSERVATTON
MISCDOLLT "Se
Moecing the routine afternoon »wilos balloon observation taken on Aums® /, '
alLL brischt Licht sopeared in gow aocoLLta,. 2 licht es vie aol 1 the : :
vy “Jisve 3 \poroidmately one twentictir uch Lo 9 A 21 i DaALL ns ti: nh At 4
lonit. rts ticird dimension could not be obser beer Tts lor was the color of 77 -
I do not lmow when the light moved into, oP \winated on, “he field of viston, ,
or
+9 its small sise it was “oticied only by ucelicent,
a
- aa i . " Loa at : ‘. .% ...%. ——- - § . e* a S Dn _ >
cr i Llows, ng the drizt of Hie balloon the movement of tie theodol alu
Sah pel ——-< ah ae! “ it
brient Licht to move to the edges of the field of vision, Since 1 warnved ~ eo Lie
Livwht in the Pi sid of vision T let the Yalloon pass out of tna field, rought
3 omall bright Lizht back to the center oO. the field. Yiers acveared 2 19 OTe
sant of the Licht during the mimitea when 1 1% centerad in the theoculite Cheld.
Tts aglauth anvle remained at 237.63 degrees, ond the clevation anvle 16 22,0 (errses,
ft haves no estinate to cive concerning the actual sise of the obiecs, ur of ita distant
from this statione
fa it tempting to fulfill my purpose of observing (the pilot balloon) I moved
aolita to the vosition where I exmected to find tha er nee Then J iomediate
¥ ‘ “bacie ‘o 23/ “3 asimuth and 22,0 dezroes clevation. fovever, I then c t not
the light. I actually observed the light for s
7
onewnat sore ty an te Go minutes Ioom
LS Jo ta i OA ost.
Winds aloft computed from this observation, civen iin thousands of Yeet MY
fron Yorth, and in chats were: 2200-7, BH220-10, h-20-0), 5-250-15.
7-2°046, %-2))0-20, 9=2h0-15, 10-21,0-15, 12-230-17, L-220-12, 3 240415, 15-259-15.
£ do no® koow whether the Licht was reflected from some obj et OF i
soure@ of liveht. The light tms shimmering and bricht, but : lax
nowzh so that I could not doafine lta borrdars.e
Since moving the theodolite caused the light to move across the field of vision ft
Ln 5
that the Llivht vas not caused by any llaw any Sart of the instrument.
lo publicity wes civen the observing of this ohsnomenon.e
: =.
> ?
~e
nn
i ts
Meteaorolosist
MOTE: THs DOCHIMENT CONT ARE INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE ACT, 50 US, C.—
31 AND 22, AS AMENDED, ITS TRANSMISSION OF a RENELATIO: Ob dis CONTENTS IN ANY MANNERTO AN UNAUTHORIZED PERSON 15 PROHINITEO DY LAW.
IT MAY NOT BE REPRODUCED IN WHOLE OR } sets “hes i ee TANS | An FORCE AGENCIES, EXCEPT BY PERMISSION OF THE DIRECTOR OF
INTELLIGENCE, USAF, ae .
’ .
mas Sid % Web eae. tar ges aveeren apn 4 Jd
ros Cres Ped ee ~——* : 5 aa a nnenan hy a
~~ (CLASSIFICATION) —
38 SASTO 1 U. & GOVE ESRENT Felatiee OFFicEe
FRAME 005 / 012tesseract-200dpi
‘or had +@
AF FORM 112—PART i ar . : <
APPROVED 1 JUNE 1948 | seed
COUNTRY “2
LOA
= re — a ; 2 on
Ty r rr
ued Oe >
ARYA REPORTED ON FROM (Agency)
6 od Ale Rase Squadzoa
Duluth, lilanesota
DATE OF REPORT i DATE OF INFORMATION EVALUATION
2 Z : «A ° "9
GO Aucus® 1952 i Anguat 1952
PREPARED BY (O//icer)
* Tos
Lowen FF. Enghamt, 24 Lt, USar
AEPERENCES (Cuntrol number, directive, prerious report, ete, es applicable)
SOURCE
ee ——— ——_——.-— o — —— 2
SUMMARY: es nte ’ r concise summary of report. Cive significance in final one-sentence paragraph. List inclosures at lower left, Begin tert of report on - “AF Form 12—P ut iL. t
&b lizht, color of sunlight, no sound, no movensat. Observed
CAA Meterologist while observing weather balloon ‘irough
Je Lie AL janson-Johnaon Airport, Duluth, Minnesota, Observed tiureush
theodolite eyeniece, object aspeared anproxinately 1/20 inch long ari 1/0 inca
AP Lee)
mie re 210oF ze
2}
Qbserved for Gwo mimites from Simos to 21002, 7 August 19526
Mts te oe a CAA materologist, shovld ba corsidered reasonably reliaple.
Winds 2¢ 18,000 feet, 250 degrees, 15 knots. Full wind report and Location of
object given in narrative POD.
Wo physical evidenca, no interception, no idenbiricatioine
-
ee ew eee + Cee eC - - -
DISTRIBUTION BY ORIGINATOR
ae eee Ci“ C++ os
NOTE: THIS DOCUMENT CONTAINS INFORMATION AFFECTING THE NATIONAL DEFENSE OF THE UNITED STATES WITHIN THE MEANING OF THE ESPIONAGE ACT, U.S C—
31 AND 32, AS AMENDED, ITS TRANSMISSION OR-THeeREVERAMOUOE ITS CONTONIS IN ANY MANNER TO AN UNAUTHORIZED PERSON IS PROHISITED BY LAW.
If MAY NOT BE REPROOUCED IN WHOLE OR IN eee R THAN UNL STATES AiR FORCE XGENCIES EXCEPT. PERMISSION OF THE DIRECTOR OF
INTELLIGENCE, USAF, a Neon SORORITY ar meant gy, tse
SS Sewet
: ant : ~2
rf (CLASSIFIC’ TION) _ es on - ST tasee U. 5. COVIANMENT PRINTING OFFICE
FRAME 006 / 012tesseract-200dpi
TENTATIVE
OBSERVERS QUESTIONNAIRE
SECTION A
1, When did you see the object:
1.1 Date: | A 9 sl JP S$ 2-
Day Month Year
1.2 Time of day: _/5- ee ao7 kM, or é.m. (Circle One)
Hrs, Min, ;
1.3 Time Zone: (Circle One):
a, Eastern d. Pacific
b. Central e. Other
c,. Mountain
(Circle One): a, Daylight Saving
b. Standard
1.4 Circle ona of the following to indicate how certain you are
of your answer to the above question 1,2:
Be (Certain) c. Not very sure
b. Fairly certain d, Just a guess
2. Where did you see the object?
WeathAer B t— 0 mn
fiir 2c. ? sta és04 “‘bD cast ute 1 * AE Tee few St. Lo >
Postal Address City or Town State Country
3. Where were you located when you saw the object:
(Circle One): a. Inside a building d, In an airplane
b. Ina car e. At sea
Ce (Outdoors) f. Other
3.1 Were you:
(Circle One): a. In the business section of a city?
b. In the residential section of a city?
c. In open countryside?
d. Flying near an airfield?
e. Flying over a city?
ff, Flying over open country?
Ee Other on Ours fin /d a not tly ey
FRAME 007 / 012tesseract-200dpi
, , .
BS a. dn y ef Yeon Aer B tw. eR tas then o's lite:
— ee eee Oe eee errr oa eon ee eo ee eee er er
5. When did you report to some official that you had seen the object?
*y Aianus é Peg me.
Day Month Year
a SD
SECTION B
6. What were you doing at the time you saw the object? —Ma-Niy:
Ul
-- - a : ; /
-) Fine Wea Shee R ew WO! Wie DD » , = a /, fer aA Dit ¥ Van th Bw
6.i What had you been doing for the 30 minutes before you saw the
object? Try to list the activity or activities, and the
approximate amount of time spent on each,
- . a ; / $ :
Pee AYrinug joey DY, AS é be //ooen ohks evVa. f., ala" _ é/ Mik — * ey
we a nn ne nts
Dbsev Vins > fat L/oov - al, tun tes
7. Were you moving at any time while you saw the object? (Circle One):
Yes or (1o.)
-
IF you answered YES, then complete the follqing questions,
7.1 What direction vere you moving?
(Circle One): a, North 6. South
b. Northeast f. Southwest
c. East g. West
d. Southeast h. Northwest
7.2 How fast were you moving? miles per hour,
7.3 Did you stop at any time while you were looking at the object?
(Circle One): Yes or No
ete
FRAME 008 / 012tesseract-200dpi
Page 3
8, What direction were you facing when you first saw the object?
(Circle One): a. North ®. South
b,. Northeast £, Southwest
c. East Be West
d. Goutheast> bh. Northwest _ '
Object lens of theadaipte uns tacrug WA ee. .t EF
8.1 What direction Were you facing when the object disappeared?
(Circle One): a. North e. South
b. Northeast ff. Southwest
c. East g. West
ad. Goutheast h. Northwest . 335”
i/7a.t
1. Dbyect lens of Cheeds/, Le
8.2 Circle ona of the following to indicate how
your answer to the above two questions, (8
Be (Certain)
b. Fairly certain
Cc.
ad. Just
9. Were you wearing eye glasses when you saw the obj
(Yea) No
How was the object seen?
or
10.
(Circle One): a.
b.
Ce
d.
c.
tf.
Be
h.
Through window glass
Through windshield
Through binoculars
Through telescope
11, What do you remember about the weather conditions
the object? weatrer Buveaw Records Show
Seanttecred clands wat ao be wrt 34, ooo Ft.
11.1 CLOUDS (Circle One)
Vj e@ayv y
a, Clear sky Qs
b. Hazy b.
ce. Scattered clouds > Cc.
ad. Thick or heavy clouds d.
e. Don't remember e.
11,2 WIND (Circle One) 11.4
a. No wind a.
‘bd. Slight breeze b.
c. Strong wind Ce
d. Don't remember a.
©. S$exth Jomp Ce
Cum wlhusy
t
sncinwy
certain you are of
and 8,1).
Not very sure
a guess
ect? (Circle One):
“Through theodolite <
“Through sun glasses
Through open space
Other
at the time you saw
Seattere d clends at 3506 Fe. aud €6,.,
Sec th euagt ,
11,3 WEATHER (Circle One)
Dry ‘
Fog, Mist, or light rain
Nederate or heavy rain
Snow
Don't remember
TEMPERATURE (Circle One)
Cold
Cool
Warm
Hot
Don't remember
2°
FRAME 009 / 012tesseract-200dpi
Page 4
SECTION C
12. Estimate how long you saw the object? © ent 40
Hours Minutes Seconds
12,1 Cirele one of the following to indicate how cortain you are of
your answer to Question 12:
Be Certain co. Not very sure
b. Fairly sure ad. Just a guess
13. Did the object look: (Circle One) Solid oor Transparent? Could t fe// re
fected lima a bein light.
14. Did the object at any time:
(Circle One for each question)
14.1 Change direction? Yea & Don't _know
14.2 Change speed? Yes és Ponrt. kage know
14.3 Change size? es oo know
14.4. Change color? Yes ee Don't know
14.5 Break up into parts or
explode? es (flo Don't know
14.6 Give off smoke? Yes Gig) _ Don't know
14.7 Change brightness? Yes 0) Don't_know
14.8 Flicker, throb, or
pulsate? (Skimmer (Yes No Don't know
14.9 Remain motionless? (Zes> No Don't know
15. Did the object give off a light? (Circle One): os » No Dontt know ze e¢, tier
Pacts off ight Tren (ts own Seuvee ov peflected™ (ipae
15.1 IF you answered YES, what was the color of the light? bite sa. Ins At bet
Posssbhy e 4a tr /— ape I yerlew: We
16, Toll in a few words the following things about the object?
16,1 Sound Mo ne
16.2 Color _Ye/oursh guniiont
4
17. IF there was MORE THAN ONE object, then how many were there? —@’1!r ou.
Draw a picture of how they were arranged, and put an arrow to
show the direction they were traveling.
FRAME 010 / 012tesseract-200dpi
Page 5
18, Did the object at any time:
18.1 Move behind something? (Circle One) Yes (Mo) Don't know
IF you answered YES, then tell what it moved behind,
18.2 Move in front of something? (Circle One ) Yes (9) Don't_know
IF you answered YES, then tell what it moved in front of,
-_——
18,3 Blend with the background? (Circle One) Yes (Mo » Don't Joiow
19, Which of the following objects is about the same actual size as the
object you saw? (Circle One):
a. Pea f. Automobile
b. Baseball g. Small airplane
c. Basketball h, Large airplane
d. Bicycle wheel i. Dirigible
e. Office desk j. Other J. ey eric: “ of Creede), ¢« a oe
weds abouwt Ao tech law aoe Kade otapey ene heifas ks gh eS 1 wes flowy. EL do ued Re *
the ine y agchhe é
19,1 Circle ona of tie following to indicate how certain you are
of your answer to Question 19.
ae (Cortain c, Not very sure
b. Fairly certain d. Uncertain
20, Try to tell the following things about the object:
20.1 How high above the earth was it? ‘Yo_sdJes feet, 22.0° Shere the herranwun
20.2 How far was it from you? “2 :/s. feet or miles
20,3 How fast was it going? _ 4 jad‘-« miles per hour,
20.4. Circle one of the following to indicate how certain you are
of your answer to the above questions:
NG Pte
a. Certain. ¢. Not very sure
b. Fairly certain d. Just a guess
21. How did the object disappear from view?
(Circle One): a. Suddenly c. Other
b. Gradually ad. Don't remember
eC’. re disappenved white Wd Cuyned che Cheede/; he
A asm te Fa raf anethev yv@2a Ving ot one. pr/e é
baHaen's poss tran . Whew L Vetuvued farw CA eas, | :
° ta -
a 228 , 2s9+ 2 c5ousna He SO 47 ery Fiad ae ob
Moris rT bivetel, fa we te mag fares Pow’ 9 a r oo
pew it SS S@taw as
FRAME 011 / 012tesseract-200dpi
SECTION D
22. In the following sketch, imagine your eye at the polnt shown, Place an
"A" on the curved line to show how high the object was above the horizon
when you first saw it. Place a "B" to show where it was when when you
last saw it,
Overhead
Horizon
Your eye
23. In the following sketch place an "A" at the position the object was
when you first saw it, and a "B" at its position when you last saw it,
Overhead
Horizon santa Horizon
—~2 ——
Your eye
24. Draw a picture that will show the motion that the object made. Place
an "A" at the beginning of its path and a "B" at the end of its path,
Vr oe fuel) ee
ste ViTS/pse2 me Clown
FRAME 012 / 012tesseract-200dpi
Page 7
25. Draw a picture that will show the shape of the object. Label and include
in your sketch any details of the object that you saw, and place an arrow
beside the drawing to show the direction the object was moving,
Obyact wes bo vigat a ae so frat ran
berd<rs could net be d-« Fined. #6
c x Joo iach Movewent Vissb fe.
—s -
— "O°. a
L<- :
4Adb
nen The d «mens: cus @v<. ae 3 pai aca im She fA 0 def; bx
and onagns tied thera by
SECTION E
26. Was this the first time that you have seen an object like this?
(Circle One): (Yes ) No
26.1 IF you answered NO, then when, where, and under what conditions
did you see other ones?
27. (In your opinion what do you think the object was and what might have
caused it? +
have. no o piv ie a an Bi tk i me posit rey see
Caui«a , a rye Pf
S.<2 only igh
28. Give the following information about yourself:
ree
OP ——_ Weatirey wreaw Arvpoet Station, Dealata Zone State
Aor < J2.-74ase% eal Paw "7? Psa
TELEPHONE NUMBER a) thie 2 2-ssfPe
NA}
Last Name
Middle Name
4?
What is your present job? ls. S$. Lita Sher Bwreanuw leben ~o/e pee ia
Age 47
Sex MM « Je
Last School Attended Gustavus A ol [ph ws Co/ege, RES Pe oe “ A ) eto boy
Year of last attendance at this school -’- 7