318 FEELY AND BAZAN oo — ttt & JANUARY 1963 T \ ae oO A A,/ Ww a x ee x Zz = o a > - > = 10? W << s yo) 90PN be 60°N 30°N o LATITUDE 30°S l 60S PS Fig. 14—-Horizontal profiles of “Sr activity at 65,000 ft. 10" ttt) & JANUARY 1963 ot ToT T oy O iW 2 er ~ a Zz = > QO é= oo o) < J 10 Oi g wiht S0PN i t 60°N py 7 gf 30°N py 4 | o LATITUDE y fy gy 30°S 60°S Fig. 15——Horizontal profiles of *Sr activity at 65,000ft. 90°5

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