" pRANISHs We would likes this sorning to diseuss triefly the resulta of the separate aesting. If we can't tell what we do know, we should try te outline what we don't know--whioh I imagine is quite a bit. We would like to conclude the serning session, after the coffee break, with « discussion ef the GADRIEL problem, giving some of the results ef the “old GABRIEL" and giving sone of the tentative cenclusions ef the classification polley ueeting of yesterday which turned eventually inte a technical GABRIEL discussion. Will Keliegg would like to talk to you now, on the sampling program invelved in Part I. ““ELOGGs After the discussion of yesterday afterncon, in which we went over the possibilities, needs, and advisability of making sone experizent where we could follow the debris in the atmosphere— what I heave to say now may be really thought of an a review of the factors, and I shall try to state sexe of the digcussion that took place here yesterday afternoon, briefly, for the benefit of those who didn't hear it. Because I think a let of interesting factors did come up. I'll take first, our original attitude toward this. In looking at the local fallout picture-—dy this we mean the fallout, rainout, in the first few daye—we found that ane of the most dif- ficult parameters to talk about, much lees to get any quantitative awee te vertical Sranavert eon Harry Wexler DOE ARCHIVES