Jncir! t:nt Gre rnv i I lc 1\FU 3Zl-;' ill), .I ,l oil. .:1;a.Jton , UNCLASSIFlEG Object3 b gan ~oving Ir.r. HYNE't\ ' S EVALUA TIO~S EATRACTED FROM PRNECT GRUDGE REPOHT 1. Aotronor\1cal Eir)l p:--obab\litya b, rair or low vrobability' 04l.lloon.5 or ordi!!a.::-y 3irora1't z b oc~dtu, fl res o r f 111ng bodt-s: o. l:;.l~lla.:: ... oou:a (r~J.ler:t,\,.,n:;, nuroro.l !l(tr , htrd eto.) J L. ok of v:danoe prooludo~ axpla.n.s.t1ona BvidTJn..; _.,J~ol:...n.t.tion' luoident -;7-115 - -Greenville. ~outh .;aroli.na - -1~ April 1948 1n~ro is nothing astronooioal in thin inctdont Tho d~ocri,otion GU re.;to that tno ob 1'oot:-ob 3orvo d HE! I>~ U AR'l'E P.S IR ~\-CL'ERIEL co m Writht-ttereon Air Foro Bae ~yton, Ohio Chi<lt J Air-Tfoather Sf3r"'11oe \ndreua Air Forc9 Bas~, w ohinrrtcn 25. n. c. ,AT r1J 2 DSS ur; i.A.1.o-3/AiiS/ rm 1. Pr~j at :-.SIGl1" 1a r~:spor:Jibl for tho col1'8otion, in13ati- :c1on nd 1ntt'ri>retti.viort of dutl r~lativJ to ~1~t1nr-of' lt."!idontif'i~ !'lytr~ ()bjoota. J..ttatJhod lnoido:tt St.c;~r1~a 1 t~u 172 from th~ tilt~ o P.roj o~ 5IGtr" ars tor.~s.rdud for study aY!J rucot:l:"'.Bl!uCA. ~ior!a 3 to d1i3h~or tn~ ino1d~nts rn y b" cl!k:lir...!.ted 3 o lloon.J r<Jlt'! eed on rou ir.~ ynopt \o :s~ r.ts by t t~lr VT~a th~r Servio~. th lf vy Mrologioa.l .. ~r710f.t or i;he ~i'nited 3 t:.\ e ({~Elthe:r Bur~au.. rho ~n.!fiUI):t.ri.s att.a.oil~d -!\::f nJ .. ~1ned in your he :.u!q,uar t.ors tor workin~; nd Tot"orono~ purpo~ 2. h l r VT -t;h.,r 5er71C ie the or.ly W:\P:"Jno: or i.f;:'3 ~?c' t ~t ' btHt a. L< rl to iat in the U.COO!:lp~ i ~rur..ent () ~ P:roj.,ot s IG!t" ~c pt ~.~\~r.; t Unit.ud Ste..te Y1 thD BurtJ. u ht:.) provi led L-.,f'o:-:natlon on b . ll l1~htn1.ng. R.,ae rch proj~otf!J in hloh balloon:s r uaed &\r.d 11rh!oh r1r u~::iQ\.\U ;.e,l o:-090n o, rl ly th A~,ny, :HlV'J or lfn1 d t-1\~ ' A1r For (J::. o by th,., I-l_ig no D~r-rt ..,nt o thi c.')m.ro~d... Th~ oheok r~ r ~wlce u'tu.t O!ld of 'th ~ '(" Fo.-c ' t. l:svy n.1 the D~: 1 ':::.:b:at 'D ~ Co rc~. (U J S ..... th~r Hu~., ) r-eq\... t~u ol' Air l: ther bU- opini'On o! t!lL-n t e hn lloon:s .. B .A 'X , Chief, A 1. r Yl 1 bj.a ProJ~ot "SI G'Lf-' 4. The torru uattd !.n interroptin~ "::fitnee seJ to ~ 1~hting i a inoloJed ae n ~attar or 1nt8r~et. Co~en~ a t o posJibla ~provoc~nt ot th~ E~eer.t1~1 El nt3 of lntor~tion" 1n regard to routine uynopt1o balloon tllt~ta 1a 1nvi~d. 5 It 1s roqU& stad :that oor~rJpondonce be ronward~d to ths C.:>r.ur..an:11ng Gonera.l, Hoadquartera, .Air ldaterial Co::tnAnd, at-tention 3 tt!irAr 1tt C pt; Tr;,.ko" ki,. Q,ophyalo " 'jcn" Ko~:ll C :>lo'l l llati.l~ l :CW Colonel, ll Chi~ lrlt~lli;~nos s I G !Jit lE.J\DQti1~n!RS~ A.IR WE.\THEB SERVICE .A.ndrew3 Air Foro~ Bas" Wa.,h- :-o, Co:un.anding General, Air }!at,riel Co:ntr~arld. 1rrl~nt-Pattereon AiT Force aa , Dnyton. Chto .A.TT N J l.rC l.AXO Irr"7u:Jtic;ntion3 by this h~r~d'lun.rta rs revaal tr~t a. s:rr.optic ::J't.th~r balloon could have beer. at tm, loco.tion ~h~re ai.~htinb~ .. , r r'portod in' the followlnc; i!"tJldt3nte. In compiling thiJ 1\~t o~natd~r t:on e i ven to ~h~ ~ind diro~tton ar~ ~p d at . h u-rr~co nnd loft at h<' sch3dulod time of b!illoon ral.,l\e')., and th location ot the n~are~t ~a~th~r ~tltion making b lloon ob e~- AI a ViEATI:.BR cct~nf;' it.\ the. ttati()llllry p~::tior.. tc ~ci.r di !: , t:. ~rA.OC.. U:! E. S'<-tio~.-po6itiox:. fer 6.:'pnaxima~el~ 'Ons (l)m!rrutc. knot~-per hour ct (U30 ESC! -) of ob~e; rvo r Pl~ct.J o' oh:J~r;r.ti on ...;reexrrlll a fro~. o lJJC r vo r ter ..:tlned c:.i:iabl~ Die ~l;ion o Lll::>ti~l Lid. or cl t o e t od -L~>-nr:::nv con'"; :-ucticn jf fig..~ter .l:er~ t in nc:1;ll g. r_;,!bjs c t s UNCLASSiFIED of Si;nting Flyl~ Discs~ ~CL\/JCE/smb Cownanding Cenersl, Greenville Air Force Base, Greenville~ 3. c. ATT!h Intellig~ce Officer, 5th Liai3on Squadron Rsfdrence ie i!l&de to paragraph g , basic CO!W!Ilnn:S ca.tion. 1-:.equest cl~'!-i!"ication as to trhether the fi;hter '\ircr&.ft heard .,r., aetuLll7 ob~erved ln addition t o the unidentifi~d flyi~ objects 5th Li~i3on SlU'ld~on, , Da~-tC.1, Ghi o Ir.~3ll1~;ncs 0 1ce!" . D0WNGRADED AT. YEA R t'\ITF.RV \ '?.~