direction and‘t 20h ta distanceshould be expected, taeactual fall-out as Compared to. the Tell-outaloatatet from H-hournina using Stokes! Lawof at PABEN ms Helloute} ‘ ‘ ro Of .* S z- 7 we st . . me ws oe Oy sofas SOP Se WeTheprobleaof“forochetingFalt-out|areas,andintensitiesis ‘complex:“Tt: “~~ 2 “Ne ate ox = bale er FOS * “ e , < x. ye. a a mi »get Fe . ss; w - s aay be“pogebie,to,formulate‘a ‘theoreticalfalicout plot’ if‘the’‘sand particle a ware roe size distribution‘throughout the ‘cloud were known accurately. - Arter anelyzing oa the fall-out fron, the ten_tgrer shots of ‘TuumLen/SiaPreR(R) and UPSHOT/ KNOTHOLE (R) test operations, it is still not clesé just phat, is the actual x soil particle,size Gisteibutton in the atomic cloud from,“tower shots. +> Te ara This. Ed oe it “¥ - # iad TRE a ~ . hevebesa,‘eabler,to“determine,‘the.ead particle size ‘aistribution,” As,ee fh 2 ~ ae _ a ” - Jee! is because during ‘thedomestic‘test operationsthere.ts" very.iittle direction 5Loreeeek “se nt me RES shear to‘the minds,‘ie the atrection,shear had Been.‘Large,.tthen,ae‘youl, 2 ‘: stands now, “ht saybethat,the’everage e particle alaeoftheSoil ‘is70.atcrons, 7 an wo as nal > wer ies. ela! in dianeter, and.the size‘spectrua,ts. cally or. it may.be, that the particle “siz a. te, aye: in‘the hond4ts‘a‘fuiiction ofthe hehehe“For roringhey|at: was assuzed ia! theng . =ane ~ ~~ Loe weot vagwsaea oN St gee 8 : Te 2 ste te _Borerery o ay be ie LES Itis5 because ofthts s uncertainty.in"parthate|‘size > distnibutiont that the” . FE tS a a. . (be, - writer hes ade,po, attemat, to develop aforaula whichma,sndtests the ine Stes L Z vee tensity of. fall-out3accurately:Ttis‘the.contention, of, the writer that ape OT wd Ses OE iene the actus‘fall-out plotsare, studied(figures 1 through 9 of ‘main report),‘thea ° - wae it‘would, be ‘possible for‘the,‘eader “to deternine for higselewhether a givenme ay : shot. sould be potentianiy contaninating ornote For.Saale, it the. fireball| does Dot touch the ground, ‘thepercentage © fall-out wailbe 21 «or le SS) ‘but 4e - oe

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