14 ee TOO soo, MEV “0.135 PEAK 7 41.2 *=2,.800 CPM S00} 41.0 3 400} 08 . 40. w 5z Ryle « w z Calibration Curve 06 8 ¥uw fy !06 04 p 200 z8 200 Figure 1.1 Gamma energy spectrum of NWBikini Lagoon sediment collected 4 May 1956 and analyzed 22 May 1956. 700 y w 500 r 4 0.123 MEV PEAK 600+ 5 z | Bo 60 60 40 CHANNEL NO. 20 ° 4 = 5,590 CPM Co 4i2 87 0€0 7 41d “ = 400} 8 ¥ a a= g 300} TRI DACNA LIVER 406 3 "es. j= ENERGY MEV serrese [egy 9 ° 8 >. © «4 2001 C/ x 100 L ° ts BO gre? co J 20 ! - 04 A,2 BASS LIVER t = B 4 ' 4 *CHANNELNO’ ji L 80 a '00 Figure 1.2 Tridacna liver from Bikini Lagoon collected 6 May 1956, analyzed 22 May 1956. Bass liver collected and analyzed 5 May 1956. 33