PROJECT 10073 RECORD CARt/ 2. LOCATION {' 12. CONCLU$10HS Q Was Balloon ~ Probably Dolloon J.-OAT.e:fiM-!-GriouP----------!!-~-TYPc OF OISERVATION ----I O Poutbly IJolloon Lorol_.laJ.O W-._. 0 GrounciVituol C(GroundRodor 0 Wos Aircraft J 1 1.n z XV~ti iiMr 0 Probably Aircroh 1Uol 0 Aulnt~rcept A odor 0 Possibly Aircrl?ft I D-0 Was Astrononlcol 0 Yu .wservo l\l"tillery 0 Probobly Astro nomical 0 No Officer nnd 7 other people 0 Poulbly Astronomical J. LENGTH OF OBSERVATION I. NUMDER 0, OBJECTS 9. COURSE 0 Other_--------- 0 Insufficient Data for Evoluotion 0 Unlcnown 10. 8RIEP IUMMARY OF SIGHTING Ncarust scheduled balloon launch is at 1500Z Transit reading ~OS 85 elevation over ~tockton Naval Supply Station. Fud~d oway after 25 Minutes ~D Franciaco Area . Bright Silver Roctongular ATIC PORN 32t CRKY 21 SU S2) Dudar picked u~ acme object ut 0,000' nt 1.)00 PlJl'. Interception ncc;ativc wind3 360 20-30 K at altitude. Oboervcrs on interrosution st~tc object .. vna definitely a balloon in their opinion. . tiKI (X.l ) 1 J.;~lJO Pl)J'!' UX:ATICifs Stockton, C::t~1.:r . PII)K STATUS RBFORT 1_..._7 _ ICUND a Unl~nol-n a Sta.tJ. onal)- AM'l'IUDII :D 'coo I IADDD I Unknol'll S>UilCEa C~ v j linn s ~ INCLDDn1 ~ nilv~::r, rnc t41!'ie;ulr.r obj3 ct. hov c:.d . .rg i.n sty :-nd event,uaJ.ly fr-dine; a\"< , DIPAR AIR FOR HEADQUARTERS UNITED STATES AIR FORCE WASHINGTON 1"l IIISP'ItiCI. GLIURU, UIAt '"' OhTRICf O"ICl or IPlCIAL I.YUfiC:UIOhl .... "f,rAUUSON AIR FORCI IAI(, Jei(D 01110 SlJ BJlOO'l' I U NICNO\tN SUBJF..cT object reportedly seen at Stockton, California on SP.SCIAL IN<JJmY Commanding Officer Air Tachnical Inte}&Ligence Center lright-Patterson Air Force Base 1. Attached harato for your information are tlro conies ot the report or investigation by Special Agent l.tARK L. llcDT.$..:CJrT, 19th OSI District, tile 24-~, dated 26 June 1952 subject as above. Investigation wns initiated b7 the District Conunander, 19th s Air Force Base, California, based on information that h9 and several other persons had seen a rec- o ect in the sky. ' esoribed object. Ur. etated they observed object and believed i be a weather balloon 4. No further investiative action is contemplated, and the files or the Ot.tice ot Special Investigation are considered closed in this 5. Attention is invited to par 7 AFR 205-1, 'lhich prohibits dis- closure of classified information to unauthorized ptlrsonnel. 1 Incl (in dup) UNCLASSlFlED . ' HIADQUAIITI!IS ATII All POICI fiLl NO. DATI . THI OINIIAL OPfiCI Of IHCIAL INVIITIOATIONS REPORT Of INVESTIGATION Wltlt0w1l STlBJEC! J1Jing ob~ect re~rted17 ceen at Stockton, California on IIPOIT MAOI IY !lARK L. lteD.E:m.fOTT A IIPOIT MAOI AT CRlitornio. ~.vi O~i:fornia SPIOIAL I IQtJiltt Thie investigation initiated ey D1atrict Comnt&n~.er, 19th Dletriot OSI ;(I 1JSAJ' a D:B, ()\.lifornia lm~ted on 1nfol"illA-t1ou rece1 ved from l-!7. the effect that he and several other persons had aeen a re object in the sk7 at approximately 1240 hours 22 1~ 1952. stated obJect was st approxiF.ately )0,000 feet altitude on a horizontal azimuth of a.pproxi.u18 and on vertic~ angle of approximately 65 degrees. l.tr. stated tt!Rt he also obaerved object but believed it to be a weather balloon. i!r atated he observed object ana believed -1 t to be .. Jl.,.\wa.ther balloon. A'I'TSN'I'ION': l*clfteure of the uture, IIOUrc:u, or e\'en the ext.teftce of such lnv.tlpU Information to Pft'IIOn menlloned In the report or to other ,.,.._. ftOl aonnallsr enUtled to uch information m&)' be made on~ Whf'ft expreuly author! by the Director of S!Wf'lal In- v.tlpUonl. 10, or hlaher authorll7, unauthorized dllc:lOsure or *b information wUI be COIWdered to be a vlol4tlon or Af'R :..'0:>1. DISTIIIUTION ACnOM COPY fOIWARO!D TO Cotmanding Oener~ Air Materiel Oomn~nd Wrir)lt-Patterson ~ Da.tton, Ohio 19D OSI 2~ll.t8 lm'WLSa ~JiJCL, SS1f IE 1. 'l'hio inveatiption ini tinted by dlrecti~n of District CoJ:.l;,e.ndcr, 19th Dletrlct OSl (IG) USAF, Trnvia Air rce ~se, C:~lifornio., bl\!led upon 1nforD#'-t1on received. from l-tr , Civilian m.1'?lo7ree, Wnval s~y!JlY Annex, Stockton, C~11:tornia to the eff'oct tl\1\t. he Pr.d scverl:ll othor persona had Eeen a rect~.ngular object over the ~aval Sup .. Jly Annex at l\!JProximately 12h0 hours, 22 nay 1952, which object f\~er.~ed to be nt a.n altitude of npproxiuately )0,000 teet. intirvlewc.Urttt 11:hich time he stated ta~1t1~.11y as ~rctXl.Jr:at 1240 hours, 22 f.Ta7r 1952, contnctE-d C:r a co-worker, and intomed that d observ~. nn object in the a~ wbi scel6~cd to be hovering at a very hic..:h altitude. At thl t outeit4.e of in \'lhich he wu.a working, acco:J!!Ur.ied at which ti inte<J. 'JUt the o~Ject in the skJ. tated tha t he observed ~ object at apurorltntely 30,000 teet e.l ti tude, bricht sil v~r 1 n colf>r, a:one~ri r~ct~nt'Ular in shape, lfhich obJect rcLJf.\inEJd aliJost st~tioncey. c!nclBred that he vleUI\lly pls.ced the object in ! ela.tiou to the edgo of a bu11di~1g co as to detttrMina drift, ri8e and 1-10tion. l'or a. :period of four (lr.) llllnut.es, the o".1ect re1Jninc:d ot~ttiOi\c~ry, then disrtp!"J~arcd. The o~jf{ct was lo.st eec.m at 130.5 houre. a~d tl\at the object did :1ot fly away, but mer~1y dioa.ppea:red from Yieht. sta.te4 tha t eccording to hie eati~te, the object was on a ~>rizontRl nzimut h of a~roxim~tely 350 degrees aud on a vertical nnele of as degrees. g intervioed at which ti1.1a he stated tn:l.t on 22 was proceedin along a &ide walk in tho vicinity of t h e ho noticed aeveral persona looking into the sky. U!lon looking l!P he observed lwht\t apuen r ad. to be a ro'U.Dd object very hlt;h in tl.e e}~ in a. nJrthcrly direction. r:ay 1952 nn stated that that 4e continuud tQ ob~erve t~c obj~ct ~ ~rlod of two to !'iva rr.inute s nfter which J~he object di ~a.Jr~;>r:u.rec!. he w~ll' a1noat certa14 tr.Jl.t the object was a vea.ther 'bo.1looA. ined that ho hP.d seen & number ot wenthe:-balloona released OrJ.n~nce Depots,-fl.J}d in hi a opinion t~1e obj&et in the sk.-r 'fine dcf1n1 tcly t~1e au.r.oe t~tpe. 4. em9loyee o~ the' Uavy P.t ~he Hnv~l Su9ply Annex, Stockton, Californi~ wa3 contncted at h!a home, tockton, CB.li:f'orni~. ].!zo il SEU tha 8 9 Pl!T'_r> ,....,. 1'4U AL>31atant Di\isio!\ Sup~r~leor Ordnance) at the !:av.l.l su,ul y A tll10:.C. ated his ~ttent1Qn called to an obj t~ e rtly betore.l300 h'lurs 22 l 1952, b;:r A-t\ot.h e r er"L!)lo:ree. stn t ed t ru:re w.u~ no telescope a,.,-l~ble or n.lJ ot.her 1n9tr\ll .ant \ i l th which t'l look At tho o bJt>c t. scr l bed ~thn t he onw 3.s a 9t'e.'\ri. n[; to be o. t;lo be }~a. v-i ng no \11 nt; or tnil & 39el1lbly and W;.'\B of a oil vr.cy color. He 1 ool:aC.. n t the Jl.ftAILSr object for a period tvo to three minutes to seven or eiht minutes during vhlch time 1 t 41d not appear to move. further otated P..t tho time be waa lookll\g Rt the object there vere no cloudg in the sky but eeveral aircraft were the v1cin1 ty and a slight brce~e was blow- ing. In hla opinion, atA.ted the obJe-ct Apr>es.red to h1r.1 to be very e1m11N' to the weather bB.l.loone which lU\d been released troL the Stockton Ail"PPrt. Be atated when he first looked at the object be thout;ht 1 t wae a. balloon &.nd he a till think 1 t WRe ~ b3lloon. UNCLASSIFIED UNCLASs!f-.:;r- RR JEPHQ JEDWP JEDEN 333 DE JUPML 81A FM CG WADF HAMILTON AFB CALIF TO JPHQ/DIR OF INT HQ USAF WASH DC JEDWP/AIRTECK INT CEN WRIGHT-PATTERSON AFB OHIO JEDEN/CG ADC ENT AFB COLO UNCLASSIFIED DOID 21673 ATTN CLN ATIAA-2C FLYOBRPT PD /1/ ONE OBJ CMA BRIGHT CHA SILVERY IN COLOR AND RECTANGULAR IN SHAPE PD HOVERED IN AIR AT ESTD HEIGHT OF 30 001 FT CMA DISAPPEARANCE BY FADE- OUT PD 121 1241 PDT CMA 25 MiNUTES PD'i/3/ VIS CHECK OF ESTD ALT MADE BY ESTBG ANGLES PD /4/ ONE MILE VIEW OF STOCKTON CMA CALIF PD CMA NAVAL SUP STA PD /5/ CMA RES CAPT FA CMA EMPLD NAVAL SUP STA PD CMA STOCKT9~ PD /6/ 10 ~0~-30 DEGREE-2ZK SMCLN 000-36Z DEGREE-30K PD /7/ NONE KNOt~N NEG.ATIVE /9/ INTCP IN AREA. APRX TIME BUT LOWER ALT /RADAR TRAILS AT P52058 CMA 20362 CI1A CONTACT. LOST BEFORE INTCP/ I 10/ ABOUT 13~r2J 2 . UNCLASSlFlED . . RR JEPHQ JEDWP 222 .iJE JWPfN 'SLM -' FM HQOSIDIST IG ONE NINE USAF TRAVIS AFB CALIF TO JEPJIQ/HQUSAF DIR OF SPEC INVES WASHDC ,. INFO JEDtjP/CGAMC WRIGHT PATTERSON AFB OHI 0-..w..ftJNCLA~S!:-lt:O. ATTNI ATIAAC2C 19D OSI ~874 SUBJ UNCONVENTIONAL f\CFT CMA OUR FILE TWO FOUR DASH ZERO PD AT ONE FOUR THREE ZERO HRS Tt~P NAY FIVE FIVE TOW CMA A AO FOUR T\tJO EIGHT EIGHT. SEVEN TWO TELEPHONICALLY ADVISED THAT A NR EDtJARD PICKERING Cr1A CIV E11PJ .. OYF.E OF THE NAVAL SUPPLY ANNEX Ct1A STOCK!ON CALIF ALONG WITH EIGHT OTHER PERSONS HAD SIGHTED A RETANGULAR OBJ OVER THAT STA AT ONE nJo FOUR ZERO HRS TWO TWO t1AY FIVE TWO SMCLN THAT OBJ REUAI NED STATIONARY FR ONE 1140 FOUR ZERO TO ONE THREE 2ERO FIVE HRS AND '.IJAS AT . AN EST ALT OF THREE 2ERO ZERO ZERO ZERO FT PD FURTHER THAT PICKER! OBTAINED AN ARTILLERY SURVEYING I~ST AND ESTB THAT OBJ \~IAS SIGHTED ON PAGE 1V7 0 JliPF N 58Lt~ A H<ml2 AZIMUTH OF THREE FIVE 2ERO DEGREES AND A VERTICAL ANGLE O"i EIGHT FIVE DEG8EES SMCLN THAT OBJ APPEARED TO BE RECTANGULAR IN SHAPE /,tm TO BE AN EXTRE11ELY BRIGHT SILVER COLOR PD FURTHER THAT OBJ NERELY DISAPPEARED rR SIGHT AND DID NOT .FLY AWAY PD HQ STERN AIR DEFEt~E FORCE HAMILTON AFB NOTIFIED PD 23/~SiiZ MAY JWPFN BEING I NI'ERVIEt7ED BY THIS AF FORM 111-PAIT I rlMClASSJFIED AJIPMWID I JUIIIIt. ' ' (U VB BLANK) AIR INTELLIGENCE INFORMATION REPORT Un1dent!f1e4 :r171ng Objects lteporting. the follo'dnc report !a forvarcled: . . At 1.24o PM tm UD14ent1f1ed aerial object vas sighted in the slq nt an est1 &ted alt1t~ of 30,000 f't oYer the Stockton N&n.l Suppl7 Station. Stoolnoa, Califonlia. 'l'b.re wu onl7 one (1) object obaei"Ted, 1t 'be1'Q8 bright ailver in color, and rectaqular in abape. A group of eight (8) people observecl the ob,1ect and reported the incident to !~J. llobert L. Stillf9son, Arrrt7 Jnatl"'O.Ctor of the 49th Intantr7 Di'Yision, Cal11'orn1a National Guard. . A civilian. Nr. , vho ia &lao Rn Arrq ReeerTe esntBln. took a reading by using eatabliahed rectangle by ~1ch be eati~Rted object to be at 30 000 ft; vertical asimm~ 850; horisoutal Bzimath 350. !he obj80t waa Tiaible for a period of 25 minute then fad&d av~7. Wind aloft vere aa f'ollowat 10 &t 30 kDota; Jo.ooo, ~6o at 30 kDota. !he ltookton Intwatate Air. Weather Station. Stockton. California vas q,ueried :r weather baloona sent aloft 4W1Dt; the period ot 2400 houn 21 Ma7 and 24oo hours ~ Mq 1952. lleault were negat1., Aa'la\enlfP' waa ' oa two radar a' lower al'i\u4ea (8000 n.) ~ , J'-89 d:rol'd'' ., 17 1300 hoan, but t~PtCn fNl.a before DIIlRtMIIW W'l- Chid, ~ra\loDal ln\ell!e"DOe 1 -Chlef, A!IO . Aftlt A!JAA-20 VP j'DI Ohlo nt CCUTAINIItWORMATIOIIAF.&IINGTHMATIONAL DUINSIOPTHIUNITDSTAT5WITHIN THE MEANING OF THE ~tOH.,Gf N:r, 50U. S . C.- II MD 311. AS 11S 011 THI M'AUTIOH 0' ITS COMTtNTS IN ANY MANNER TO AN UHAUTHORILED PlRSOH IS PHOHIBITtO RY LAW. IT MAY NOT. IIDADDUCJID Ill \1IIOLI Ola UIIWIT, IY OTMIA UNIT0 SfATD AIR FORCE AGlNCit:S, XCPr BY' PAIIltSSfOM Of TH DIRECTOR 0' NCLASSIFlED