Table 4. Population, cumulative estimated exposure, and cumulative population estimated exposure, for the 19 communities receiving a cumulative population estimated exposure in excess of 1,000 person-R during 1951-1958. Table 5. Cumulative population estimated exposure by test series. Table 6. Cumulative population estimated exposure for the 17 events that’ contributed more than 1000 person-R, 1951-1958. Table 7. Comparison of the recent results of Beck and Krey (Be82) based on contemporary measurements of '37¢. with those of the TMCEFO. 220