about 96, ‘They are higher, but I do not think they are statis- tically hisher. co Wd oO ee) Q Q ty QO i i ct fate ct a “A dp hs the banding and the lenpsevity is the sane. es oO ey ° fo is os ne I might say, p I simply fisures, so it doas not look as theugh, on those counts ~- CQ got the I did net get the statistics on that. you are again using the sampling procedure which enreads out, and you got small roturns, tho evidences we have, there deas This is But o: not s2om to ke any offeris of this cose, This one rad, of conrse, es I say, i Q ° souething that appears thore and as you can s2e, the ete has a hish concentration of phesphorovs., The young, the decay tevins to set in, and this “and less irradiation waich is received, This is not somethin which is a body burden which is carried from now on. The Swallows, even though thoy scem to have a less good _ chance of showing effects, nevertheless, the circumstances are excellent for studying the Syvallows. I say they have a less good chance for showing effects sinnly because the activities concentrated in the tissues are lower, so they are not receiving as high irradiation Ccesice,. Since ths Suallow nests along the river bans, in ereat profusion, it gives a possibility for otserving these . longevity fisures, these fertility things, vith a good chance for getting a hishly significant kind of figure in a native povulation. oo Those Swallows simply fly along and pick up tnese midses, This program, then, is just bsins initiated, and wa do

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