| ete wee, srtuite.. a. 12 1000 RELATIVE C/M i00 10 COUNTING DATE (DAYS AFTER JUNE 10, 1956) Fig. 2. Decay of Marsh and Walton samples.
| ete wee, srtuite.. a. 12 1000 RELATIVE C/M i00 10 COUNTING DATE (DAYS AFTER JUNE 10, 1956) Fig. 2. Decay of Marsh and Walton samples.