TABLE 13a Summary of Beta Activity in Gross Samples of Soil Island Beta Activity (B”/min/g) Number of Samples Depth of Soil 0to 1 in. ; 1 to 6 jn. Likiep 1 Utirik 4 960 550 Rongelap 5 "8,900 800 Eniaetok 2 48,000 640 Labaredj 3 85,000 1,300 Kabelle 6 96,000 3,100 Gejen 1 348,000 12,400 Bikar 1 8,400 90 Eniwetak 1 12,000 240 , 90 *Collections made about February 1, 1955. Data reported as of March 1, 1955. (NRDL }*