1. Ir. discussing this phenonena it is convenient to sepsrete the eventa of interest into types Cepending on thelr burst envirsament. These types ares a. Shete Lespens Plred from Berves Dver Feletively Deer Weter ir tre a ° » bociy chs Unfon = 6.5 MT: Yerkea -~ 13.5 MT v FEDWINg Flethgad Dekota _Ttvejo *b. . ‘ " DELETED Shots Fired Over Poletively Shellow Peters im Mike'= 10.5 MEY Ss, Tewa - SUT | ce. Skrts Firad on Lerd Sirfacas: . . DELETED SEDSIIG « n £ CASTLE, Zini - a: xT 120 3 - 365 if Linite*fens of the Beta. Sana uncsrweter crater deta fron © Proving Srowd ere evedicbles Lewever, wider no circurstanses can be arsured that the ansant ef raterial lest (es represected by creter 13 | ' | | | ww Lo pam o™ sO q wn’ . ™, « e \t t epee n teken up inte the etvioephere. This difficuity erises

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