i Coons: { continued) - ~ Comparing that to the data that were on the board yesterday, showing the figures of saxigum and minimue for fallout taken on the guaved paper, it seexs to as like the range was terrific; even with the number of atations--l.0, 50 statiens—<it ranged from thousands down to tens. You have the sase problem in the atmosphere, row, Set you're only going to be able to launch so many balloons; you're only going to be able to de it for ons instance through any one level, for « shart period ef tine at ona level. It seems like we're biting off a trenendous program ef balleon sampling which aight neves give you an answer of great sioniflaance. KELLOGG: da I understood, the reason for these big peaks in concentra- tion at the ground was dus to the conjunction ef the eloud and the proper kind of rain storm, which resulted in the very high cancentration at the ground. I would expect that there would be changes in the atwoephere, as Jim pointed out, there would not be homogeneous mixing. DOE ARCHIVES