4. NUMBER o: : a JECTS ~-LENGTH o~ :lBSERVATION ft. TYPE OF CaSERVATION 9. PHYSICAL C''I P~OJECT 10073 RECORD . I 2. L OCATION T./:i.lllcmf; \.,On, r.tlcnlc~n 10. CONCLUSION Other ( Hadnr CH/\FF) 11. BRieF SUMMARY AIID AHALYSIS O"Js!:rvcr st-1Vc he folUld niRl/~rinl in t.hc back of his bo.lZl! w.:ilc musbt >Or'llnc. He st.."ll.ed h<.! "'ils concerm.:d about; l.hl.! r.::ll..cricl be ;;'luG~ hr.: hud sc~n a :;pace shlp in t..h'1t urea befor e and ~ H.m0tt. mal.er~ul 'ms cssocia't.ed wi.t.h lt. I am oending you a s~mplc o f a subr::tance I :found i n oUl' lovr 1 nd in b .... ck of our e. I found thio while muuhroomin g . I was c o n scrned a-: hnd seen a sp~ceship in that area , sometime ato. I ~ s wondering j:f thic could hav e eny bearin g on thio. : :-id n o t s...,y any thine about this a.s pcop.le i:hink you c of your mind, if you see this sort of thina. I feel :_:."'ver that I should :rcpo:rt this n ov1. I left some of is w~ere I found it in c se someon e would want to sec T. E way i t was ~ound nd how. I found this on May 4t}. I ;ould very much like t o kno;: \That tlds is if you know. ! 7 ~ny be comet~in& you c~n expl~ine ri~ht a way, i f so. p: se let me kno~1. Thf!nk You Williamston , Mich. 48895 Propos~ r-eply to letter This ~plies to your recent correspoadence concerning a sub s tsoce found !lear your heme on Y 4 ~,;.erial was identified as "rad.:.lr c ha ff'. " Th.i.s rua t e r lal is :ircyped by military aircraft in th~ vicinity of a radar station. Thi3 is dond to confuse t he radar operators so that tb~ aircraft csn penetrate t..he radar def'ens e . There muat have be~n cne of' these radsr exercises ~ y our a r ea Wa wi3il to thank you ror s ubmi.tting tnd mr:.t~rial to the Air Force tor analysis. SAFOICC/Mrs Cassel/jad/79079/7 Jun 67 'l'hl:l r'3plil:!s to y6ur rsc~nt corr13$!)0ncleuc~ t'O"\Cern.ing .J. .,~ .. ~stance found na5.r :ro~ home on :~:r 4, 1 ~-o7. '1'~1~ ::Ja t.~ria l wa.3 .:..:!entit!e d a3 rada:-~h.ar. 'fhio ::atarlal is clro9poo O'"J 01l!" :-q;ta...-y ai:c..rai'~ in ~he viciri:~7 ol' a radar .:;ta~i~n. ,:hia is cc:1e to confuse :h9 rsd:J.:" o-:>eratora , o that tild alrcrait ce.::1 ~3:1et t~e rada: def~nse. Thar~ ~st have o n one of thl')s e r:u'iar o~csrci:Jea l :t :,ronr a.~. ~..'<:) wi.Jh to thank you for oubtrl. tting the r:a.~ri..U. t o tha Air Torce for unsl7sis. .1t.taciled iJ a. feet uheBt on ~lactronic .._, ... ar~ 'Jbich u e '7.bi "J'k J'Oll tri.l 1 f i n d LJ.terssting n \-":Cim'T s. 10IDlG I .. t Colonel~ U~ Cl vil 3rancil CoCI:ouni ty lela Uons Dhi 3io:1 C.ffi~e of I!l.fon2a t.ion :. ';tachz::ent (Fact s:~eet on Elec Harfare) Cmb:.<: cy