__—. —. ;,. ,, :“ f’ ,, ,,, ,,, ,~: ,, ,, .4, I ,, ,,, ,’ ,’ ,, ., !: ,,, 1 II 1000000 ,, . . . . I i ;! ,1 Ii :, .— !, ,.4 ,, . .. . 18 .,. ‘< ~; ‘1’ ., 100000 . . .. ,’ .-J ,.. ,, :A — 1000C -!--+ ,. ,,.4 ,, h ..:,, ,,. ...—– b &’-& .,. . “% 00( —---4~ ‘b u;:~:::.. .,.. . ..—. .. . . ..—. ‘. ,. ,L: . ... . .4 .+.. —.-—_ ,.. . .1A... i. . . . %%’. . I i.. 8, i: b -.. <.. ,, i, 1’ !’ !: 1’ ‘ 4; 1; ,1 I -----&- . . ,.. t ,“ ‘, ., .;:. .. . . ,. 1 ., / . . .. -—. l.. 4 . .. . ,’ . . . ,,—,-. —.. ~: , A . . J.. . .. . .. —. 1 I .. ,’ ,{ . . ,, .—--- 1 d— !., ., ,.. . 1.. !.:. , .1” . . 1, Fig. 3. Gamma-ray collected spectrum of sediment from Bravo Crater at a water depth of 160 feet, August, 1969.