23857122-0457-180273-0034

‘ COLLATSRAL STUDIES In relation to the besides the individual ayalyses of separate incidents, two brief studies were conducted: Certain breakdowns of the subject reports were made, for the purpose of determining whether they include any prevalent characteristics; for. example, inoidents were grouped according to the date of oocurrenoe, the hour, the presence or lack of noise, presence or lack of trail or exhaust, number of observers, general 42g io3 ss rm ; ‘ ¢ Ps $ 4} ~Anreanri at 14 qualifications of observers (whether with appropriate training for ; Pe Aen ere Grae PD. gh mates & ae i Sant ra, es AaCOUYraALSs OOSEervation OL &6ri al praenonena =~ aviators, weeuner oo= rae ae ee Ee ge a ee EE ig ee Satan, } * Sg hae y's oaeay or ger AO YOrs, €UGe; or iJaymen; » Although these classifications were (a Hae . nattine. tdant4 il H $ + hay revyealad helpful in spotting identical or similar inoidents, they revealed ov a? -a n+ +randa oe ss Ww aay Va PhLVA DS @ — : ae ee a“ = re } sy tere oe A the } 2 hl] wa bi OUS WO rks aS & MALTS! ol genera ANGE rss + vilS Se eS QGUDLOUS WOPAS oe ghee eo, See coal vee : ee et Ee ee Se te eee? aa ek OL -vwnariss 270) \ Wik phly thd Nas pesn svatea 1n a Vrevious roporu, wey arti reanreneansipie ir riewooint Du oh-do ontain ace are Oncir yY reprenensioda 11, VAGWPOLNYV, Vu Y¥uLH O COmtatgy + — . ~ 4% ff * a? } . hia- © a a ay t r, ¢* 1 ‘ VAaars } WRPAALL YO OS ll SUA L 40 CALL eae | : Jv I a PL & = J MALLY yORd oO / $ } } ‘ . P, a | 54 ‘ ‘ 4 were examined, eck whether an) the ly authenticated 2 : on i. . in tit 4 , se i . T +4. aa ‘ wir y ag inoide are similar these recent reporvtse 4% was iound, now= + 4 ; 4. % me mee }. » = OF = 4 See Sy oy ae. $ ++ a a 5 £4 6VEr, CNA Ais ort" accounts do not include sufficient speciiic ‘, 4 : _ 4 .) £4.24 - ‘ | a4 { oO “~ evidences to reveal positive Similarivaiss, ana bie 8G That ar } a+3n o -} urawvbl « -eo +ha ‘7, ‘ cata + at atwry a oahiec = Saia oj 5a! WOrKS 18 Cnat twnsy 1! FATS Thav sural + ODO jJEeC 201 8 eirays ATA SAT} ra orrad Wet, en 3 f° "e + hi s } T wt y } nay lI an eb bed ae oi AYO Wot L & JOT LOU LOlMeY UG. 6 * oF. 2 ~ r¥t it LAT 3 . A &ULS J? © 2 I 7 a» | « rr rf me “e" at 2 ~" 7 ry Prony DS * . 7 i] ° Declassification Authority: NND 57565