height range, these vall1c~ often tun~ out to be eqlliv:~]('gt to l'levation
ang Ics of only a degree or two. !here seems to be a sort L f "quantum
efrN~t" at work here, whC'rc an object must Ill' l~ilher "nn the horizon"
(i.e., at lJ"') or at An elevation of greatel' than ill'),
(5) 'I1H're are apparent ly ~,()/lI{;, v(~ry dllusua 1 propagati on cffN:ts,
ra I'd~' encountered or report cd, tho t occur under a tmos pher i c cOI~d it ions
so rare that they may constitute unknown phenomena; if so,
tht'y deserve 3tlld~·. 111is scenl',; to Ill' the olll~' conclusion one can
rCi-!sonabl)' reach frlJm exandnntion of s011le of the strangest cases ().g.,
190- N, 5 anJ 21).
(6) '111ere i~ a small, but signlficllllt, residue llf cases from
the radar-visual files ll,e., 1482-N,Case 2) that have no plausihle
explanation a~ I'Topagation phenomena and/or IJdsinterpreted man-made
objects,
A number of rf;Jcol11Jneod[ltions for fllturc UFO investif!ative pro-
c{~Jtn'l's arc inti il"uted by tlte rc~ul t~ of tid s chapter:
(1) Tn deScription uf the ()lJjccts or targets.
(2) Rep(lrtl~d ~,pceds and (~il'('(·tj(1Jl~; of lJH)s, (,sl'(~dally l,f raJar
tlFOs, should 11(' CHl'f.,rully dll'ckcd (:Igain, "Jl()";t mottl'llI" if IWCl~s~Hlryl
an~: 1,.. rc~s-clh'ckeJ for validity, 'I'his 1I1fOl'ltll'lt\Ol\ IS aL.,\.> uflcn critil:al
for stJhs~lllcllt !HH;l;"~;is.
l,~, Evl'ry eff()rt ,~l:o\11d be mude to ~l'l tIll' most cn1Jlpl'ellC'nsive
and 'lpplical 1 1c 1l1l'tcorologiral datH uvni lal1e for all IW(l incident a:--
qllld,l~' a~ po~~ih1('. ~11l1l)' t),lw~ of we-at},:'! data art' llOt rel:1tl1u l )W1'··
111nJlI:'ntly, nnd.it is diffil'Ult or 111l1'0:--sih;(' to l'l'~"'l'V(' the' U[1propriatp
height range, these vall1c~ of tell tun~ ou"!: to bf~ (''1uiv;~]('l!t to elevation
ang I cs of only a degree or two, rhero seems I. 0 be a sort l f "quantum
effect" at work here, wh0l'c an object tnu:,t I,,· l~jthcl' "on the horizon"
(i ,e. j at ()o,) or lit All elevatioJl of greater than ill".
(5) '1111:'re are apparently ~,OIl1L' V('H'Y dllllSlIal propagatjoJl effN:t;;,
rardy C'IlCOllntercti or roported, that occur unth~r atmo~-;Jlheric cOJ!sti!lHtiol1 of a IIF(i rcport, cx,felllely carl'ful
d'fort~ should he maUl' to (Ietcrminf' the CPl'r('ct :t;',i11l11tli HIlt. ('ll'v1tt ion
angle!' ot' allY vi~ual Df lad.,r objt'ct~, by "post mortcll1" re-creatiol1 of
~i~htin!(s i;: l1('cessal'),. '1111s information i.s prol>nhly more tl"\cful
in an:tl)'~J~ of tl'c cas!' than tht> dt>~, l'ipt.iOll uf the (lhjcct~ or targct~,
(21 RCJlPrtl~d sJlC'ed~ and l~il'(,l'tj(1Jl~; of lI(o'Os, {'sl'edally lt'()1"lI\i',t iOl1 i.s ab v oflen criti",,1
1'01' suhsl'll1cJtt I1lH;I:";i~.
(.\' I:vt'ry d"f[,J1 ,.;1:0111\1 he mude to J.!l'j til(' 1I10St C(1IIlI'J"l'I1('llsivl'
and 'lpplil:nl1k 111~'tC'()rologh"al dntil Ilvni IHI It' fot" alt tJ):(l incident :1:-
tjll,d,l~' a~ I'0~sibll'. ~Iflll)' t}'pt'~ of went],:'l data an' !lut retail1U' 1ll'1'--
Jllnll\.'lltl) , alld.it i~ diffirult or iJlll'llS<'ih;l' to JT~,.j('Vl' th,' (l[lpropl'iat('